Patents for H05K 1 - Printed circuits (98,583)
09/1991
09/03/1991US5045437 Method for producing a structured ceramic film or a ceramic member constructed of such films by sintering and useful as ultrasound transducers
09/03/1991US5045402 Zirconia toughening of glass-ceramic materials
09/03/1991US5045400 Composition for and method of metallizing ceramic surface, and surface-metallized ceramic article
09/03/1991US5045381 Thermosetting resin composition, printed circuit board using the resin composition and process for producing printed circuit board
09/03/1991US5045236 Copper conductive composition
09/03/1991US5045159 Derivatives of compounds containing a carbonyl group conjugated to an aromatic moiety and electrophilic methods of fabrication thereof
09/03/1991US5045141 Method of making solderable printed circuits formed without plating
09/03/1991US5044966 Electrical panel for physically supporting and electrically connecting electrical components
09/03/1991US5044963 Surface connector for radio frequency signals
09/03/1991US5044312 Conformal coat contact insertion strip mask
09/03/1991US5044074 Method for manufacturing metal core printed circuit boards
09/03/1991US5044053 Method of manufacturing a curved array ultrasonic transducer assembly
09/03/1991CA1288327C Flexible copper-clad circuit substrates
09/03/1991CA1288238C Thick film conductor composition
08/1991
08/29/1991DE4006078A1 Ground connection for circuit board - provides conduction track, accessible from both sides, with very small potential difference of even distribution
08/28/1991EP0443717A2 Component mounting circuit board
08/28/1991EP0443578A1 Multilayer ceramic wiring substrate and pin connecting structure
08/28/1991EP0443527A2 Backlighted display panel device
08/28/1991EP0443483A1 Soldering procedure for fixing an element as for example a substrate of a hybrid circuit on a heat dissipating base
08/28/1991EP0443401A2 Ceramic filled fluoropolymer composite material
08/28/1991EP0443400A1 Dielectric composite
08/28/1991EP0443311A1 Cable connector for the multipole connection of cables to a board equipped with electrical components
08/28/1991EP0443097A1 Three dimensional plating or etching process and masks therefor
08/28/1991EP0443009A1 Electrodeposited foil with controlled properties for printed circuit board applications and procedures and electrolyte bath solutions for preparing the same
08/28/1991CN1054147A Thin film electrical component
08/27/1991US5043848 Shielded printed circuit board
08/27/1991US5043845 High-speed CCD sensor mounting system with improved signal to noise operation and thermal contact
08/27/1991US5043682 Printed circuit dispersive transmission line
08/27/1991US5043526 Printed circuit board capable of preventing electromagnetic interference
08/27/1991US5043411 Flexible strength and(or) modulus
08/27/1991US5043367 Brominated bisphenol-epichlorohydrin adducts
08/27/1991US5043302 Glassy binder system for ceramic substrates, thick films and the like
08/27/1991US5043227 Polyimide and copper metal laminates
08/27/1991US5043223 Multilayer ceramic substrate and method for making the same
08/27/1991US5043201 Thin layer of an alkali resistant material overlying a web
08/27/1991US5043184 Method of forming electrically conducting layer
08/27/1991US5042971 Method of manufacturing an electrical circuit system and electrical circuit system
08/27/1991US5042145 Method for mounting an electronic component and memory card using same
08/27/1991CA1288189C Epoxy resin composition
08/27/1991CA1288140C Surface mount connector
08/24/1991WO1991013445A1 Copper alloy composition
08/24/1991CA2036818A1 Three dimensional plating or etching process and masks therefor
08/23/1991CA2036771A1 Multilayer ceramic wiring substrate and pin connecting structure
08/22/1991WO1991012705A1 Thick-film hybrid unit with a plug connection
08/22/1991WO1991012108A1 Particle-enhanced joining of metal surfaces
08/22/1991DE4005113A1 Dickschichthybridbaugruppe mit einem steckanschluss Thick-film hybrid assembly with a plug connection
08/22/1991DE4005076A1 Overvoltage protection for data processing appts. - has common board with overvoltage protection members, and terminal for supply and data sides
08/21/1991EP0442703A2 Photoimageable compositions containing fugitive colorants
08/21/1991EP0442674A2 Thin film electrical component with polymer substrate
08/21/1991EP0442465A2 Thermoplastic resin composition
08/21/1991EP0442363A1 Fluorinated polymeric composition, fabrication and use thereof
08/21/1991EP0442145A2 Printed circuit board
08/21/1991EP0408588A4 Inductive element and method of manufacture
08/21/1991CA2034897A1 Support for auxiliary circuit card
08/20/1991US5041903 Vertical semiconductor interconnection method and structure
08/20/1991US5041800 Lower power oscillator with heated resonator (S), with dual mode or other temperature sensing, possibly with an insulative support structure disposed between the resonator (S) and a resonator enclosure
08/20/1991US5041700 Circuit board including an aluminum nitride substrate and a multilayered metal oxynitride structure
08/20/1991US5041699 Laminated thermally conductive substrate
08/20/1991US5041519 Composition comprising epoxy resin, bismaleimide and barbituric acid
08/20/1991US5041478 Maleimidized cyclic phosphonitrile with an aromatic amine and/or aromatic maleimide; heat resistant, moisture resistant
08/20/1991US5041327 Different dielectric constant portion with in same substrate
08/20/1991US5041187 Mounting light emitting and receiving components on a conductor covered with elongated, flexible dielectric film
08/20/1991US5041183 Method for the preparation of a hot-melt adhesive interconnector
08/20/1991US5041016 Flexible link connector
08/20/1991US5040996 Central circuit arrangement for motor vehicles
08/20/1991US5040993 Interchangeable adapter module for electronic devices
08/20/1991US5040992 Mounting structure for electronic device
08/20/1991US5040501 Valves and valve components
08/20/1991US5040292 Method of forming dielectric layer on a metal substrate having improved adhesion
08/20/1991CA1287926C Connection transfer contact for fixing a sprong pin on the edge of a hybrid circuit substrate
08/17/1991CA2034623A1 Photoimageable compositions containing fugitive colorants
08/14/1991EP0441549A1 Matched pair of sensor and amplifier circuits
08/14/1991EP0441441A2 Composite dielectric and printed-circuit use substrate utilizing the same
08/14/1991EP0441398A2 Display panel unit
08/14/1991EP0441294A1 Resistance for hybrid circuits, in particular for high power
08/14/1991EP0441238A2 Electrodeposited invar composite foil
08/14/1991EP0441164A2 Composition and coating to prevent current induced electro-chemical dendrite formation between conductors on dielectric substrate
08/14/1991EP0441159A2 Fluoropolymer insulating material containing hollow microspheres
08/14/1991EP0441047A2 Thermosettable composition
08/14/1991EP0440945A2 Method of pressing plates from layers of impregnated material using a pressure equalising cushion, and cushion for use in this process
08/14/1991EP0440929A2 Process for manufacturing a printed circuit board comprising rigid and flexible parts
08/14/1991EP0440928A2 Process for manufacturing a printed circuit board comprising rigid and flexible parts
08/14/1991EP0440918A2 Flame retardant, low dielectric constant microsphere filled laminate
08/14/1991EP0440822A1 Conductive pattern forming composition and method of producing the same
08/14/1991EP0440615A1 Uses of uniaxially electrically conductive articles
08/14/1991EP0362213B1 Process for manufacturing a structured ceramic film or a ceramic object composed of such films
08/14/1991CN1053818A Electrodeposited foil with controlled properties for printed circuit board applications and procedures and electrolyte bath solutions for preparing same
08/13/1991US5040050 Hybrid circuit comprising a cascade connection of parallel-transistor stages
08/13/1991US5039965 Radio frequency filter feedthrough structure for multilayer circuit boards
08/13/1991US5039964 Inductance and capacitance noise filter
08/13/1991US5039836 Radiation manufacturing apparatus and method
08/13/1991US5039824 Printed circuit having twisted conductor lines printed thereon
08/13/1991US5039730 Fiber reinforced heat-resistant polyolefin compositions
08/13/1991US5039628 Flip substrate for chip mount
08/13/1991US5039577 Bonded composite;,particle reinforced metal, graphite reinforced metal
08/13/1991US5039570 Resistive laminate for printed circuit boards, method and apparatus for forming the same
08/13/1991US5039552 Method of making thick film gold conductor
08/13/1991US5039472 Isopropanl and methylene chloride or resorcinol solvents before printed circuit pattern is transferred
08/13/1991CA1287694C Composite dielectric structure for optimizing electrical performance in highperformance chip support packages
08/13/1991CA1287693C Tape automated bonding package