| Patents for C01G 35 - Compounds of tantalum (1,004) |
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| 09/21/2005 | CN1671816A Thermochromic material |
| 09/15/2005 | WO2005085138A1 Chemically stable solid lithium ion conductors |
| 09/15/2005 | US20050201926 Method and apparatus for increasing bulk conductivity of a ferroelectric material |
| 09/01/2005 | WO2005080272A1 Apparatus for metal chloride production |
| 08/25/2005 | WO2004114367A3 Method and apparatus for increasing bulk conductivity of a ferroelectric material |
| 08/23/2005 | US6932957 placing lithium tantalate in an environment including zinc vapor and heating to a temperature below a Curie temperature of lithium tantalate |
| 08/11/2005 | WO2004113228A3 Process boat and shell for wafer processing |
| 08/10/2005 | CN1213949C Method for producing fluorinated potassium tantalate crystal and fluorinated potassium tantalate crystal |
| 07/27/2005 | CN1646712A Methods to reduce hydrosulphide and arsine emissions during wet ore processing |
| 07/20/2005 | EP1555678A1 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric device, semiconductor device, method for manufacturing ferroelectric film, and method for manufacturing ferroelectric capacitor |
| 07/20/2005 | CN1640818A Method for producing fluorinated potassium tantalate crystal and fluorinated potassium tantalate crystal |
| 07/13/2005 | CN1639071A Method of purifying niobium compound and/or tantalum compound |
| 07/13/2005 | CN1639070A Purification method for producing high purity niobium compound and/or tantalum compound |
| 07/13/2005 | CN1639069A Purification method for producing high purity niobium compound and/or tantalum compound |
| 07/07/2005 | US20050145069 Method of manufacturing niobium and/or tantalum powder |
| 06/29/2005 | EP1546437A2 Thin films of oxidic materials having a high dielectric constant |
| 06/23/2005 | US20050136292 Thin film dielectrics with perovskite structure and preparation thereof |
| 06/16/2005 | WO2005054134A1 Method for producing composition for forming dielectric film, composition for forming dielectric film, dielectric film and method for producing same |
| 06/15/2005 | CN1206380C Tantalum purification method |
| 06/09/2005 | WO2005052068A1 Inorganic pigments |
| 06/09/2005 | US20050123459 Method of purifying niobium compound and/or tantalum compound |
| 06/02/2005 | US20050115364 Purification method for producing high purity niobium compound and/or tantalum compound |
| 06/01/2005 | EP1534633A1 Method and apparatus for increasing bulk conductivity of a ferroelectric material |
| 05/19/2005 | US20050103638 and optionally magnesium oxide; use as chemically resistant components in chemical apparatuses or as inert apparatuses in the production of niobium suboxide powder or niobium suboxide anodes |
| 05/19/2005 | DE10347702A1 Sinterkörper auf Basis Niobsuboxid Sintered body based on niobium suboxide |
| 05/04/2005 | CN1199865C Method for producing high purity potassium fluorotantalate crystal or high purity potassium fluoroniobate crystal and recrystalization vessel for use in method for production, and potassium |
| 04/28/2005 | WO2005038099A1 Lithium tantalate substrate and method for producing same |
| 04/28/2005 | WO2005038097A1 Lithium tantalate substrate and process for producing the same |
| 04/27/2005 | CN1609047A Crystal oriented ceramics and production method of same |
| 04/26/2005 | US6884631 Method of forming a ferroelectric film by direct annealing of the ferroelectric film using laser or lamp followed by a second annealing through a light transmission and/or absorption film |
| 04/21/2005 | US20050084445 Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides |
| 04/21/2005 | US20050084444 Non-silica mesoporous oxide having improved pore structure periodism, method of producing the mesoporous oxide and method of crystallizing pore wall of non-silica mesoporous oxide using template to be filled in pores |
| 04/20/2005 | EP1524252A2 Sintered bodies based on niobium suboxide |
| 04/20/2005 | CN1607197A Sintered bodies based on niobium suboxide |
| 03/31/2005 | WO2005028367A1 Valve metal-oxide powder and method for producing said powder |
| 03/17/2005 | WO2005023727A1 Dielectric ceramic composition and ceramic electronic component |
| 03/10/2005 | WO2005021425A1 Process for producing fine metal oxide particles |
| 03/03/2005 | WO2005020284A2 Thin film dielectrics with perovskite structure and preparation thereof |
| 03/02/2005 | CN1191200C Inorganic polymeric material based on tantalum oxide method of manufacture, optical materials comprising such material |
| 03/01/2005 | US6860941 Method for manufacturing high-purity potassium fluoroniobate crystal, recrystallization bath used in manufacturing method thereof and high-purity potassium fluorotantalate crystal or high-purity potassium fluoroniobate crystal obtained by manufacturing method thereof |
| 02/15/2005 | US6855185 Reducing niobium and/or tantalum oxides with alkali metals and/or alkaline-earth metals to obtain low-grade oxide powder; electrolyte capacitors |
| 02/15/2005 | CA2131326C Production of cationically homogeneous refractory oxides of nanometer-scale particle size diameters at reduced temperatures |
| 02/02/2005 | CN1574154A Electrode materials for electric lamps and methods of manufacture thereof |
| 02/01/2005 | US6849996 Electrode materials for electric lamps and methods of manufacture thereof |
| 01/20/2005 | US20050013758 Mg2MM'o 6+x, (M=Y, rare earth metal and M'=Sn, OR Zr) dielectric ceramics |
| 01/19/2005 | CN1566024A Ceramic film and method of manufacturing the same, semiconductor device, and piezoelectric device |
| 01/13/2005 | US20050008564 Phase formation of oxygen reduced valve metal oxides and granulation methods |
| 01/11/2005 | US6841142 Heating a transition metal material in the presence of water vapor in a vacuum apparatus or electron beam evaporating to obtain nanoparticles of the transition metal oxide as long as 0.3 microns |
| 01/06/2005 | US20050003085 Composition for forming a coating film, method of preparing the composition, tantalum oxide film and method of forming the tantalum oxide film |
| 12/29/2004 | WO2004114367A2 Method and apparatus for increasing bulk conductivity of a ferroelectric material |
| 12/29/2004 | WO2004113228A2 Process boat and shell for wafer processing |
| 12/29/2004 | EP1492144A2 Electron emissive materials for electric lamps and methods of manufacture thereof |
| 12/22/2004 | CN1180910C Niobium powder and method for producing niobium and/or tantalum powder |
| 12/15/2004 | EP1486462A1 Non-silica mesoporous oxide having improved pore structure periodism, method of producing the mesoporous oxide and method of crystallizing pore wall of non-silica mesoporous oxide using template to be filled in pores |
| 12/09/2004 | DE10323816A1 Verfahren zur Herstellung von Mischoxiden mit mittleren Durchmessern kleiner als 10 Nanometer A process for the preparation of mixed oxides with mean diameters less than 10 nanometers |
| 12/08/2004 | EP1484284A1 Purification method for producing high purity niobium compound and/or tantalum compound |
| 12/08/2004 | EP1484283A1 Purification method for producing high purity niobium compound and/or tantalum compound |
| 12/02/2004 | US20040239229 Electrode materials for electric lamps and methods of manufacture thereof |
| 12/01/2004 | EP1481103A1 Method to reduce hydrosulphide and arsine emissions during wet ore processing |
| 11/25/2004 | US20040235640 reacting alkoxides of titanium, zirconium, niobium or tantalum with metal hydroxides, metal carboxylates, metal hydroxycarbonates, metal carbonates of other elements of the Periodic Table of the Elements in an alcohol or a glycol ether at elevated temperature |
| 11/25/2004 | US20040234867 Ferroelectric material, two-color holographic recording medium, and wavelength selection filter |
| 11/24/2004 | EP1479654A1 Method of purifying niobium compound and/or tantalum compound |
| 11/24/2004 | EP1479653A1 Process for preparing mixed oxides with average diameters lower than 10 nanometer |
| 11/11/2004 | WO2004097854A1 Liquid composition for forming ferroelectric thin film and method for forming ferroelectric thin film |
| 11/11/2004 | US20040222273 Method and apparatus for increasing bulk conductivity of a ferroelectric material |
| 11/11/2004 | US20040221810 Process boat and shell for wafer processing |
| 11/10/2004 | CN1545734A Method of forming ferroelectric film, ferroelectric memory, method of manufacturing the same, semiconductor device, and method of manufacturing the same |
| 11/04/2004 | US20040219087 Metal oxide powder and method for the production of the same |
| 10/28/2004 | US20040214723 Polycrystalline isotropic perovskite compound comprising oxide of potassium, sodium, niobium, tantalum, and/or antimony; potassium sodium niobate; piezoelectricity; molding mixture of anisotropic shaped powder; heating, sintering |
| 10/28/2004 | US20040214352 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor |
| 10/19/2004 | US6806210 Tantalum oxide film, use thereof, process for forming the same and composition |
| 10/14/2004 | WO2004087575A1 Mg2mm’ 06+x, ( m=y, rare earth metal, and m’=sn, sb, zr, hf, and ta) compounds and a method for the production of the same |
| 10/07/2004 | WO2004085338A1 Material for thermal barrier coating |
| 10/07/2004 | US20040197537 Barium cadmium tantalum-based compound having high dielectric properties and method of making the same |
| 10/05/2004 | US6800259 Using a copper compound; reduction |
| 10/05/2004 | CA2455428C Production of cationically homogeneous refractory oxides of nanometer-scale particle size diameters at reduced temperatures |
| 09/23/2004 | US20040182284 Crystal mixed oxides of bismuth, tantalum, niobium, molybdenum, chromium, and/or tungsten; coatings for household appliances; heat resistance, stability, discoloration inhibition |
| 09/15/2004 | EP1457471A2 Crystal oriented ceramics and production method of same |
| 09/10/2004 | WO2004076355A1 Phase formation of oxygen reduced valve metal oxides and granulation methods |
| 09/08/2004 | EP1037940B1 Block polymer processing for mesostructured inorganic oxide materials |
| 09/07/2004 | US6787861 Non-crystalline oxides for use in microelectronic, optical, and other applications |
| 08/26/2004 | US20040163596 placing lithium tantalate in an environment including zinc vapor and heating to a temperature below a Curie temperature of lithium tantalate |
| 08/25/2004 | CN1524022A Metalothermic reduction of refractory metal oxides |
| 08/19/2004 | WO2004070736A1 Ferroelectric film, semiconductor device, ferroelectric film manufacturing method, and ferroelectric film manufacturing apparatus |
| 08/12/2004 | US20040156784 Paramagnetic nanoparticle |
| 07/20/2004 | US6764669 Heating solution of hydrofluoric acid and hydrochloric acid; adding potassium chloride; cooling to precipitate and crystallize |
| 07/15/2004 | US20040136891 Oxide material, method for preparing oxide thin film and element using said material |
| 07/06/2004 | US6759026 Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides |
| 06/30/2004 | EP1433752A1 METHOD FOR PRODUCING POTASSIUM FLUOROTANTALATE CRYSTAL BEING LOW IN OXYGEN CONTENT AND METHOD FOR PRODUCING POTASSIUM FLUORONIOBATE CRYSTAL BEING LOW IN OXYGEN CONTENT, POTASSIUM FLUOROTANTALATE CRYSTAL BEING LOW IN OXYGEN CONTENT AND POTASSIUM FLUORONIOBATE CRYSTAL BEING LOW IN OXYGEN PRODUCE |
| 06/17/2004 | WO2004028999B1 Thin films of oxidic materials having a high dielectric constant |
| 06/10/2004 | WO2004048647A1 Topological crystal of transition metal chalcogenide and method of forming the same |
| 06/01/2004 | US6743936 Amphoteric metal oxide having siloyl and alkenyl- or acrolylphosphonate substitution; ambient temperature photopolymerization with acrylate matrix monomers; teeth, bone restoration; strain softening; nonshrinking |
| 05/27/2004 | WO2004043856A1 Method for producing fluorine-containing lithium compound |
| 05/20/2004 | US20040096745 Lithium ion conductor and all-solid lithium ion rechargeable battery |
| 05/13/2004 | WO2004028999A3 Thin films of oxidic materials having a high dielectric constant |
| 05/13/2004 | US20040089410 Bulk synthesis of long nanotubes of transition metal chalcogenides |
| 05/06/2004 | WO2004038733A1 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric device, semiconductor device, method for manufacturing ferroelectric film, and method for manufacturing ferroelectric capacitor |
| 05/06/2004 | US20040086452 Method of producing ferroelectric metal oxide crystalline particle |
| 05/04/2004 | US6730523 Low temperature chemical vapor deposition process for forming bismuth-containing ceramic thin films useful in ferroelectric memory devices |
| 05/04/2004 | US6730522 Method of forming solid of a ferroelectric or high dielectric material and method of manufacturing semiconductor device employing the same |