| Patents for C03C 21 - Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals into the surface (2,282) |
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| 04/18/2001 | EP0804389B1 Optical glass with varying refractive index |
| 03/27/2001 | US6208071 Electron source substrate with low sodium upper surface |
| 03/27/2001 | US6205818 Production of fused silica having high resistance to optical damage |
| 02/15/2001 | WO2001010789A1 Modified glass surfaces and method of producing the same |
| 02/13/2001 | US6187089 Depositing tungsten on the inside surface of the crucible and diffusing the tungsten into the inside surface and depositing tungsten on the outside surface of the crucible and diffusing the tungsten into the outside surface |
| 02/06/2001 | US6184162 High e-moduli glasses and glass-ceramics are disclosed based on silicon, boron, zirconium, titanium, niobium, lanthanum oxides; chemically pre-stressable glasses are lithium-poor or lithium chemically pre-stressable glasses |
| 01/09/2001 | US6172817 Graded index lens for fiber optic applications and technique of fabrication |
| 01/03/2001 | EP1064232A1 Chemically toughenable boron-free float glass compositions |
| 01/03/2001 | CN2412902Y Coloured tempering glass |
| 12/19/2000 | US6162512 Process for modifying surfaces of nitride, and nitride having surfaces modified thereby |
| 11/30/2000 | WO2000045478A3 Rare-earth doped phosphate-glass lasers |
| 11/28/2000 | US6151916 Comprising silicon oxide, alkali metal oxide, and aluminum oxide modified by 1-35% of lead oxide; drawing a glass tube from a preform having concentric hollow cylindrical bore, cutting into sections; ion exchanging in an alkali bath |
| 11/22/2000 | CN1274428A Refractive index distribution type optical element and refractive index distribution type rod lens array |
| 11/01/2000 | CN1272098A Method for producing display panel comprising faceplate with enhanced dimensional stability |
| 10/31/2000 | US6141155 A cladding glass consisting of a base glass and a colorant of the metal oxides |
| 10/25/2000 | CN1271335A Thermal dimensional stability treatment of vitreous sheet material by contacting with a molten alkali matel salt |
| 10/24/2000 | US6134918 Method of fabricating glass substrate for magnetic disk and method of fabricating magnetic disk |
| 10/10/2000 | US6128926 Graded index lens for fiber optic applications and technique of fabrication |
| 09/27/2000 | EP1038845A1 Glass composition, ion exchange strengthened glass article produced from same and process for its production |
| 09/27/2000 | CN1056822C Chemical tempering glass plate, its producing process and application thereof |
| 09/19/2000 | US6119483 Process for producing glass substrate for information recording medium |
| 09/08/2000 | WO2000052791A2 Rare-earth doped phosphate-glass lasers |
| 09/08/2000 | CA2361485A1 Rare-earth doped phosphate-glass lasers |
| 09/05/2000 | US6114039 Process for treating glass substrates |
| 08/31/2000 | WO2000051212A2 Waveguide lasers |
| 08/31/2000 | CA2362131A1 Waveguide lasers |
| 08/17/2000 | WO2000047529A1 Strengthening, crack arrest and multiple cracking in brittle materials using residual stresses |
| 08/10/2000 | WO2000046432A1 Tungsten doped crucible and method for preparing same |
| 08/10/2000 | DE10004596A1 Chemically toughenable lithium-containing borosilicate glass, for ophthalmic lenses, has high sodium, lanthanum, niobium and titanium oxide contents and a low calcium oxide content |
| 08/03/2000 | WO2000045481A1 High-power waveguide lasers |
| 08/03/2000 | WO2000045478A2 Rare-earth doped phosphate-glass lasers |
| 08/03/2000 | WO2000045477A1 Method to optimize rare earth content for waveguide lasers and amplifiers |
| 08/03/2000 | WO2000045197A2 Improved ion exchange technology for fabrication of waveguide source lasers |
| 08/03/2000 | CA2297528A1 Strengthened, 1.7 index, glass lens |
| 07/26/2000 | EP1021382A1 Thermal dimensional stability treatment of vitreous sheet material by contacting with a molten alkali metal salt |
| 07/25/2000 | US6092392 Process for producing thin glass on roll |
| 07/13/2000 | DE19829970C2 Verfahren zur Herstellung von UV-Polarisatoren Process for the preparation of UV polarizers |
| 07/12/2000 | EP1018657A1 Refractive index distribution type optical element and refractive index distribution type rod lens array |
| 07/12/2000 | EP1017645A1 Method for producing a display panel comprising a faceplate with enhanced dimensional stability |
| 07/12/2000 | EP1017642A1 Method of making glass having polarizing and non-polarizing regions |
| 07/11/2000 | US6086977 Substrates for magnetic discs, magnetic discs and process for producing magnetic discs |
| 05/23/2000 | US6066273 Axial refractive index distributed lens |
| 04/19/2000 | EP0819103B1 Method for treating glass substrates |
| 04/18/2000 | US6050870 Display device and method of manufacturing the same |
| 04/12/2000 | EP0992836A2 Display device and method of manufacturing the same |
| 04/11/2000 | US6048589 Substrates for magnetic discs, magnetic discs and process for producing magnetic discs |
| 03/22/2000 | EP0914301A4 Fused silica having high resistance to optical damage |
| 03/07/2000 | US6032487 Fabrication process of a gradient index type of optical element |
| 03/02/2000 | DE19838198A1 High elasticity modulus glass and lithium oxide-containing glass-ceramic, e.g. for hard disk substrates, have specified silicon, boron, alkali and alkaline earth metal, zirconium, titanium, niobium and lanthanum oxide contents |
| 02/23/2000 | EP0980341A1 Organic lens molds in inorganic glass and novel inorganic glasses |
| 01/27/2000 | WO2000004409A1 Refractive index distribution type optical element and refractive index distribution type rod lens array |
| 01/27/2000 | DE19829970A1 UV-Polarisatoren und Verfahren zu deren Herstellung UV polarizers and methods for their preparation |
| 01/26/2000 | EP0974855A2 Glass ferrule optical fiber connector |
| 01/13/2000 | WO2000002069A1 Method for producing uv polarizers |
| 01/05/2000 | EP0968975A1 Process for producing glass substrate for information recording medium and information recording medium containing glass substrate produced by the process |
| 01/05/2000 | EP0968974A1 Substrate for information recording medium |
| 12/22/1999 | EP0964834A1 Introducing fluoride ions into glass particles |
| 12/08/1999 | CN1047158C Reinforced glass substrates |
| 12/02/1999 | DE19920000A1 Deep structuring process for glass |
| 12/02/1999 | CA2269873A1 Glass ferrule optical fiber connectors |
| 12/01/1999 | CN1236743A Process for preparing chemically strengthened electric conducting glass |
| 11/30/1999 | US5994246 Glassy matrix; uniform dispersed crystalline leucite |
| 10/26/1999 | US5972460 Information recording medium |
| 09/30/1999 | WO1999048824A1 Chemically toughenable boron-free float glass compositions |
| 09/28/1999 | US5958812 Compositions of silico-sodo-calcic glasses and their applications |
| 09/28/1999 | US5958810 Optical glass with varying refraction index |
| 08/04/1999 | EP0625789B1 Writing pad with input pen and production thereof |
| 07/27/1999 | US5928793 Safety glass for automobile windows, windsheilds, railroad vehicle windows |
| 07/01/1999 | WO1999032414A1 Process for producing glass substrate for information recording medium and information recording medium containing glass substrate produced by the process |
| 06/29/1999 | US5916656 Applicable to magnetic recording disk glass substrates, lcd glass substrates, photomasks glass substrates, or optical memory glass substrates; immersing said glass substrate in a heated chemical reinforcement solution |
| 05/26/1999 | EP0918235A2 Axial refractive index distributed lens |
| 05/20/1999 | DE19850266A1 Feldspar-rich dental porcelain composition |
| 05/12/1999 | EP0914301A2 Fused silica having high resistance to optical damage |
| 05/12/1999 | EP0914298A1 Glass composition and chemically tempered glass substrate |
| 04/20/1999 | US5895768 Chemically prestressable aluminosilicate glass and products made therefrom |
| 04/01/1999 | WO1999015472A1 Method for producing a display panel comprising a faceplate with enhanced dimensional stability |
| 04/01/1999 | WO1999015471A1 Thermal dimensional stability treatment of vitreous sheet material by contacting with a molten alkali metal salt |
| 03/23/1999 | CA2041964C Process for minimizing the migration of lead from a crystal flask towards a liquid located in said flask |
| 03/17/1999 | EP0885176A4 Method of increasing the initial transmittance of optical glass |
| 03/02/1999 | US5876472 Method for producing a chemically pretensioned glass body |
| 02/23/1999 | US5874376 Magnetic disk substrate |
| 02/16/1999 | US5871879 Glass support with silver halide material for lithographic plates coated with a boro/silicate sol/gel coat. |
| 01/13/1999 | EP0889857A1 Laser-processable glass substrate and laser processing method |
| 01/12/1999 | US5858892 Large refractive index difference and a stabilized refractive index distribution |
| 12/30/1998 | WO1998058883A1 Glass substrate for magnetic recording media |
| 12/23/1998 | EP0885176A1 Method of increasing the initial transmittance of optical glass |
| 12/16/1998 | EP0884289A1 Laminated glass for vehicles |
| 12/09/1998 | EP0882685A1 Soda-lime-silica glass compositions and uses thereof |
| 12/08/1998 | US5846280 Process for production of chemically prestressed glass |
| 11/12/1998 | WO1998050315A1 Organic lens molds in inorganic glass and novel inorganic glasses |
| 11/04/1998 | EP0875490A1 A process for producing thin glass on roll |
| 10/29/1998 | WO1998047832A1 Method of making glass having polarizing and non-polarizing regions |
| 10/27/1998 | US5826601 Treating liquid replacing method, substrate treating method and substrate treating apparatus |
| 10/22/1998 | WO1998046537A1 Glass composition and chemically tempered glass substrate |
| 10/14/1998 | CN1195874A Electron source substrate and electron source and image-forming apparatus using such substrate as well as method of manufacturing the same |
| 09/11/1998 | WO1998039263A1 Introducing fluoride ions into glass particles |
| 09/08/1998 | US5804317 Compressing surface of object, acid etching, protecting surface |
| 08/18/1998 | CA2073570C Optical connector |
| 07/29/1998 | CN1188746A Composite of silicon-sodium-calcium glass and its use |
| 07/16/1998 | WO1998030508A1 Method for making embedded waveguides on fluoride glasses |