Patents for H05K 1 - Printed circuits (98,583) |
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01/12/1982 | CA1116251A1 Radio frequency energy combiner or divider |
01/06/1982 | EP0043029A2 Sintered multi-layer ceramic substrate and method of making same |
01/06/1982 | EP0043028A1 Process for the preparation of ceramic substrates with glazed surfaces |
01/06/1982 | EP0042987A2 Electronic circuit chip carrier |
01/06/1982 | EP0042943A1 Multilayer integrated circuit substrate structure and process for making such structures |
01/05/1982 | US4309485 Enameled steel plate |
01/05/1982 | US4309462 Conditioning of caprolactam polymers for electroless plating |
01/05/1982 | US4309454 Colloidal compositions for electroless deposition stabilized by thiourea |
01/05/1982 | CA1115853A1 Integrated circuit with built-in repair device |
01/05/1982 | CA1115820A1 Electrical connector for use in mounting an electronic device on a substrate |
12/30/1981 | EP0042427A1 Multi-conductor flat cable and methods and apparatus for the manufacture and connectorization of same |
12/29/1981 | US4308572 Articles having light-emitting elements energizable in sequences to provide desired visual displays |
12/29/1981 | US4308561 Miniature computer |
12/29/1981 | US4307961 Apparatus for precisely aligning a pair of elements |
12/29/1981 | CA1115337A1 Photoflash lamp array having shielded switching circuit |
12/24/1981 | WO1981003734A1 Heat pin integrated circuit packaging |
12/23/1981 | EP0041949A1 Recessed circuit module and method of making. |
12/22/1981 | US4307438 Hinged back panel input/output board |
12/22/1981 | US4307379 Integrated circuit component |
12/22/1981 | US4307147 Highly thermal conductive and electrical insulating substrate |
12/22/1981 | US4306855 Photoflash unit having reflector with openings surrounded by transparent regions |
12/22/1981 | US4306789 Single-lens reflex camera |
12/15/1981 | US4306275 Hybrid integrated circuit unit |
12/15/1981 | US4306217 Flat electrical components |
12/15/1981 | US4305997 Electrolessly metallized product of non-catalytic metal or alloy |
12/15/1981 | US4305767 Label system for making integrated circuit diagrams and printed circuit boards |
12/15/1981 | US4305204 Method for making display device |
12/08/1981 | US4304624 Method of fabricating a multi-layer structure for detector array module |
12/08/1981 | US4304536 Green sheet support fixture speed and position control system for a screening machine |
12/08/1981 | CA1114052A1 Device for processing high-frequency electrical signals |
12/08/1981 | CA1113985A1 Illuminated pushbutton assembly |
12/02/1981 | EP0040942A1 Electrical contact receptacle for substrate to printed circuit board connection |
12/02/1981 | EP0040905A1 The manufacture of ceramic circuit substrates |
12/02/1981 | EP0040848A1 Insulating laminate |
12/01/1981 | US4303715 Printed wiring board |
12/01/1981 | US4303698 Use of prolonged tack toners for the preparation of electric circuits |
12/01/1981 | US4303297 Socket structure for electrical components |
12/01/1981 | US4303291 Method of seating connector terminals on circuit board contact pads |
12/01/1981 | CA1113296A1 Process for making electrode with integral dielectric layer |
11/25/1981 | EP0040567A1 Resistive element using microstrip |
11/25/1981 | EP0040379A1 Improved printed wire board sub-assembly for a hybrid thick film circuit |
11/25/1981 | EP0040360A1 Radiation switch for photoflash unit |
11/24/1981 | US4302737 RC Network |
11/24/1981 | US4302625 Multi-layer ceramic substrate |
11/24/1981 | US4302501 Porous, heat resistant insulating substrates for use in printed circuit boards, printed circuit boards utilizing the same and method of manufacturing insulating substrates and printed circuit boards |
11/24/1981 | US4302268 Process for preparing flexible printed-circuit board |
11/24/1981 | US4302065 Flat cable assembly and methods of terminating and connectorizing the cable of same |
11/24/1981 | US4301580 Manufacture of multi-layered electrical assemblies |
11/18/1981 | EP0040067A1 Strip line cable |
11/18/1981 | EP0040010A1 Flat electrical cable with connecting pins |
11/18/1981 | EP0039902A2 Radiation switch for photoflash unit |
11/17/1981 | US4301324 Glass-ceramic structures and sintered multilayer substrates thereof with circuit patterns of gold, silver or copper |
11/17/1981 | US4301192 Method for coating thru holes in a printed circuit substrate |
11/17/1981 | US4301189 Method for applying a solder resist ink to a printed wiring board |
11/17/1981 | US4301132 Having portions differing in free silicon content |
11/10/1981 | US4300115 Multilayer via resistors |
11/10/1981 | US4299876 Gold dispersed in inorganic binder of cuprous oxide, lead fluoride, and cadmium oxide |
11/10/1981 | US4299873 Plurality of ceramic substrates containing conductive patterns and separated by dielectric bonding layers |
11/10/1981 | US4299558 Organic silver salt with humidity-resistant polymeric binder |
11/10/1981 | CA1112371A1 Method of providing spacers on an insulating substrate |
11/10/1981 | CA1112065A1 Multiple photoflash unit having grounded reflector |
11/04/1981 | EP0039175A2 Electrical connecting assembly for circuit cards |
11/04/1981 | EP0038931A2 Substrate and integrated circuit module with this substrate |
11/04/1981 | EP0038885A1 Microcellular heterocyclic polymer structures |
11/03/1981 | US4298856 Metallized resistor and methods of manufacturing and adjusting the resistance of same |
11/03/1981 | US4298848 Feeding device for printed circuit board and feeding element |
11/03/1981 | US4298770 Printed board |
11/03/1981 | US4298516 Composition of matter |
11/03/1981 | US4298444 Vacuum sputtering from two or more sources |
11/03/1981 | US4298424 Dissolving inorganic filler with borofluoric acid |
11/03/1981 | US4298237 Printed wiring board interconnection apparatus |
11/03/1981 | CA1111900A1 Multiple flash array |
10/27/1981 | US4297670 Metal foil resistor |
10/27/1981 | US4297647 Hybrid integrated circuit and a method for producing the same |
10/27/1981 | US4297435 Consisting of a triarylmethane leuco dye and a bromo-substituted cyclohexane |
10/27/1981 | US4297018 Printed circuit unit for a camera |
10/21/1981 | EP0037988A1 Method of applying electrically conductive paths to an insulating support |
10/21/1981 | EP0037882A1 Multi-stage coupling field |
10/20/1981 | US4296457 Apparatus for electrically connecting a plurality of contacts |
10/20/1981 | US4296398 Printed circuit fuse assembly |
10/20/1981 | US4296272 Composite substrate |
10/20/1981 | US4295711 Liquid crystal display device |
10/20/1981 | US4295695 Electrical connectors |
10/20/1981 | US4295271 Method of soldering a lead to a sintered lead pad |
10/20/1981 | CA1111112A2 Bar graph display for stove |
10/14/1981 | EP0037749A1 Support for an electronic component used in a printed wiring circuit |
10/14/1981 | EP0037421A1 Thin film structure for ceramic substrates. |
10/13/1981 | US4295183 Thin film metal package for LSI chips |
10/13/1981 | US4294877 Epoxy imide compositions |
10/13/1981 | US4294743 Laminating circuit boards |
10/13/1981 | US4294009 Method of manufacturing a hybrid integrated circuit |
10/13/1981 | US4294007 Method of mounting thick film hybrid circuits in printed circuit boards |
10/13/1981 | CA1110778A1 Hybrid circuit having a semiconductor circuit |
10/06/1981 | US4293175 Connector for integrated circuit packages |
10/06/1981 | CA1110053A1 Silver compositions |
10/01/1981 | WO1981002703A1 Socket for an electrical component |
09/30/1981 | EP0036705A2 Phenolated naphthalene formaldehyde resin varnish |
09/30/1981 | EP0036435A1 Process for the production of multi-layered ceramic casings |
09/29/1981 | US4292106 Process of producing reinforced laminates from crosslinkable thermoplastic olefin polymer material |
09/29/1981 | CA1109664A1 Glass-ceramic structures and sintered multilayer substrates thereof with circuit patterns of gold, silver or copper |