Patents for H05K 1 - Printed circuits (98,583)
03/1991
03/19/1991US5001302 Connecting structure for an electronic part
03/19/1991US5001038 Process for photoimaging a three dimensional printed circuit substrate
03/19/1991US5001010 Curable polyphenylene ether-polyepoxide compositions from melt processed polyphenylene ethers, and laminates prepared therefrom
03/19/1991US5000692 I/O relay interface module
03/19/1991US5000662 Flat resistance for blower control unit of automobile air conditioner
03/19/1991US5000547 Amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxole
03/16/1991CA2025401A1 Polyimide compositions containing polyorganosiloxane for improving atomic oxygen resistance
03/16/1991CA2025391A1 Chemically linked interpenetrating network
03/14/1991WO1991004358A1 Electrodeposited foil with controlled properties for printed circuit board applications and procedures and electrolyte bath solutions for preparing the same
03/14/1991DE3928849A1 Continuous prodn. from strip of laminated plates for circuit boards - comprising heating laminate before entry to continuous press to advance resin cure and prevent lateral flow
03/14/1991CA2041665A1 Electrodeposited foil with controlled properties for printed circuit board applications and procedures and electrolyte bath solutions for preparing the same
03/13/1991EP0417037A2 Process for coating plastic articles
03/13/1991EP0416898A2 Thick film substrate with highly thermally conductive metal base
03/13/1991EP0416568A2 Method of designing three dimensional electrical circuits
03/13/1991EP0416518A2 Process for producing printed circuit boards
03/13/1991EP0416461A2 Material for molding printed circuit board and printed circuit board using said material
03/13/1991EP0359775A4 Process for providing an improved electroplated tape automated bonding tape and the product produced thereby
03/13/1991EP0225917B1 Non-destructive method for determining the extent of cure of a polymer
03/12/1991US4999762 High voltage power source device
03/12/1991US4999745 Electrical equipment chassis unit
03/12/1991US4999740 Electronic device for managing and dissipating heat and for improving inspection and repair, and method of manufacture thereof
03/12/1991US4999656 Interchangeable lens with double-sided printed circuit board
03/12/1991US4999248 Amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxole
03/12/1991US4999136 Electroconductive adhesive, acrylated epoxy resin and urethane
03/12/1991US4998885 Elastomeric area array interposer
03/12/1991CA1281436C Tape intended as circuits for electronic modules
03/12/1991CA1281389C Laminated-print coil structure
03/07/1991DE4027245A1 Digital regulator for servomotor with interchangeable circuit board - contains additional printed circuit board for transmission of angle data from commutation sub-assembly to positioning module
03/07/1991DE4027244A1 Digital regulator for servomotor equipped with resolver restoration - contains additional circuit board for transmission of angle data from sine commutation sub-assembly to positioning module
03/07/1991DE3937810C1 Carrier plate with soft-soldered circuit substrate - has spacing wires of approximately same coefft. of thermal expansion as solder to limit loading of substrate
03/07/1991CA2024688A1 Process for producing printed circuit boards and printed circuit boards obtained thereby
03/06/1991EP0415692A2 Bonding of articles
03/06/1991EP0415663A1 Tape assembly
03/06/1991EP0415659A2 Process for making a two-layer film carrier
03/06/1991EP0415571A2 Layered thick film resistors and method for producing same
03/06/1991EP0415336A2 Method for manufacturing thick film circuit substrate
03/06/1991EP0415085A2 Method for fabricating structures on a substrate
03/06/1991EP0415052A1 An electrical connector
03/06/1991EP0414872A1 Electrically conductive feedthrough and process for manufacturing it.
03/05/1991US4998180 Bus device with closely spaced double sided daughter board
03/05/1991US4998159 Ceramic laminated circuit substrate
03/05/1991US4997996 Printed wiring board mounted electronic component
03/05/1991US4997863 Thermosetting resin composition useful for forming insulating layer of multilayer printed wiring board
03/05/1991US4997795 Dielectric compositions of devitrified glass containing small amounts of lead oxide and iron oxide
03/05/1991US4997724 With inorganic filler
03/05/1991US4997702 Printed circuits, epoxy impregnated nonwoven web, heat resistance
03/05/1991US4997698 Multilayer element for electronics formed by applying a coating of a glass/ceramic and polymer with heat treatment to remove the binder and sinter the glass
03/05/1991US4997377 Adaptor for computers
03/05/1991CA1281142C Method for producing circuit board with deposited metal patterns and circuit boards produced thereby
03/02/1991CA2024452A1 Thermosetting resin composition, resin sheet, prepreg and laminated sheet
03/02/1991CA2024308A1 Process for coating plastics articles
02/1991
02/27/1991EP0414594A1 Method of repairing a device comprising integrated circuits on a carrier substrate
02/27/1991EP0414546A2 Backpanel having multiple logic family signal layers
02/27/1991EP0414393A1 Improvements relating to electrical connectors
02/27/1991EP0414169A2 Photosensitive semi-aqueous developable gold conductor composition
02/27/1991EP0414168A2 Photosensitive semi-aqueous developable copper conductor composition
02/27/1991EP0414167A2 Photosensitive aqueous developable copper conductor composition
02/27/1991EP0414166A2 Photosensitive aqueous developable gold conductor composition
02/27/1991EP0413848A1 Adaptor plate for electric coils
02/27/1991EP0413808A1 Control arrangement for a seat heater.
02/26/1991US4996629 Circuit board with self-supporting connection between sides
02/26/1991US4996585 Electronic package
02/26/1991US4996584 Thin-film electrical connections for integrated circuits
02/26/1991US4996583 Stack type semiconductor package
02/26/1991US4996391 Printed circuit board having an injection molded substrate
02/26/1991US4996116 A substrate, a eutectic/substrate-wetting enhancement layer and a metal-metal compound eutectic layer
02/26/1991US4996115 High electrical and thermal conductivity copper/INVAR" copper laminate, prevent high temperature failure in electronic devices
02/26/1991US4996111 Ceramic surfaces with two or more thin layers of titanium, molybdenum, tungsten, nickel, copper or silver; hardness, adhesion, hermetic sealing
02/26/1991US4996097 High capacitance laminates
02/26/1991US4996005 Conductive composition and method for manufacturing printed circuit substrate
02/26/1991US4995156 Method for assembling components upon printed circuit boards
02/24/1991WO1991002647A1 Capacitor laminate for printed circuit board
02/23/1991WO1991003144A1 Multi-layer circuit board that suppresses radio frequency interference from high frequency signals
02/23/1991CA2011933A1 Backpanel having multiple logic family signal layers
02/22/1991CA2023629A1 Photosensitive aqueous developable gold conductor composition
02/22/1991CA2023628A1 Photosensitive aqueous developable copper conductor composition
02/22/1991CA2023602A1 Photosensitive semi-aqueous developable gold conductor composition
02/22/1991CA2023601A1 Photosensitive semi-aqueous developable copper conductor composition
02/21/1991WO1991002363A1 Porous dielectric compositions
02/20/1991EP0413564A2 Formation of polymeric metal oxide materials
02/20/1991EP0413542A2 Direct mount semiconductor package
02/20/1991EP0413386A1 Interpenetrating network of ring-containing allyl polymers and epoxy resin, and a laminate prepared therefrom
02/20/1991EP0413045A1 Electrical circuit board
02/19/1991US4994938 Mounting of high density components on substrate
02/19/1991US4994903 Circuit substrate and circuit using the substrate
02/19/1991US4994896 Semiconductor device
02/19/1991US4994771 Micro-connector to microstrip controlled impedance interconnection assembly
02/19/1991US4994739 Magnetic sensor including sensing element having support terminals soldered to printed conductors
02/19/1991US4994734 Register circuit board for electronic energy meter
02/19/1991US4994316 Dielectric article comprises a layer of syntactic film; lightweight, stiffness
02/19/1991US4994302 Multilayer ceramics; firing green tape
02/19/1991US4994215 Method of fabricating complex microcircuit boards, substrates and microcircuits and the substrates and microcircuits
02/19/1991US4994133 Impregnating substrate with unsaturated polyester; curing
02/19/1991US4993148 Method of manufacturing a circuit board
02/19/1991CA1280540C Thermoset polymers of styrene terminated tetrakis phenols
02/19/1991CA1280477C High density flex connector system
02/19/1991CA1280476C Connector with compliant retainer
02/16/1991CA2023150A1 Interpenetrating network of ring-containing allyl polymers and epoxy resin, and a laminate prepared therefrom
02/13/1991EP0412284A1 Circuit board with at least two different electronic subassemblies
02/13/1991EP0412154A1 Improved polyimide and fluoropolymer containing films and laminates.