Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05K - Printed circuits; Casings or constructional details of electric apparatus; Manufacture of assemblages of electrical components › H05K 1 - Printed circuits
Patents for H05K 1 - Printed circuits (98,583)
10/1991
10/30/1991EP0454272A1 Flexible circuit and device for holding the flexible circuit in the folded state
10/30/1991EP0454172A1 Dielectric ceramic composition
10/30/1991EP0453858A1 Process for brazing metallized components to ceramic substrates
10/30/1991EP0453785A1 Method of making multilayer thin film circuit comprising integrated thin film resistors
10/30/1991EP0453499A1 Assembly of electrically interconnected articles
10/30/1991CN1055838A Miniature multiple conductor electrical connector
10/29/1991US5061990 Semiconductor device and the manufacture thereof
10/29/1991US5061989 Mechanical translator for semiconductor chips
10/29/1991US5061910 Balun transformers
10/29/1991US5061830 Extension electrical switch system and method of manufacture
10/29/1991US5061825 Printed circuit board design for multiple versions of integrated circuit device
10/29/1991US5061824 Backpanel having multiple logic family signal layers
10/29/1991US5061822 Radial solution to chip carrier pitch deviation
10/29/1991US5061552 Multi-layer ceramic substrate assembly and a process for manufacturing same
10/29/1991US5061551 UV-cured ink of a cycloaliphatic epoxy resin containing silver-coated magnetite having been positioned by magnetic waves to increase conductivity
10/29/1991US5061550 Multilayer material having a resistance layer formed on an electrically conductive layer and a multilayer board for a printed circuit board which has a resistance layer
10/29/1991US5061548 Silane coating; hydrophobic, improved tensile and peel strength, dimensional stability
10/29/1991US5061547 Structure of conductive layers in multilayer substrates for minimizing blisters and delaminations
10/29/1991US5061438 Method of making a printed circuit board
10/29/1991US5061190 Double density backward and forward compatible card edge connector system
10/29/1991US5060844 Interconnection structure and test method
10/29/1991US5060370 Modification method for etched printed circuit boards
10/28/1991CA2041296A1 Flexible circuit and a device for holding the flexible circuit in the folded state
10/25/1991CA2015368A1 Socket for electric parts
10/24/1991DE4013256C1 Solder paste for sticking electrical components on substrates - comprises mixt. of silver powder and low melting glass powder
10/23/1991EP0453200A2 Modular hearing aid
10/23/1991EP0453023A1 Flexible circuit board and method for contacting at least one contact surface with the circuit board
10/23/1991EP0452812A2 Resistive laminate for printed circuit boards
10/23/1991EP0452506A1 METHOD OF PRODUCING A FLEXIBLE CIRCUIT BOARD FOR MOUNTING IC's
10/22/1991US5060114 Conformable pad with thermally conductive additive for heat dissipation
10/22/1991US5060113 Connector assembly
10/22/1991US5060111 Radial type of parallel system bus structure
10/22/1991US5060049 Multiple resistivity wiring apparatus
10/22/1991US5059756 Self regulating temperature heater with thermally conductive extensions
10/22/1991US5059129 Connector assembly including bilayered elastomeric member
10/22/1991US5059046 Printer carriage assembly having thermal dissipating means
10/22/1991CA1291274C Wire/disk board-to-board interconnect device
10/22/1991CA1291273C Lyotropic liquid crystalline oriented polymer substrate for printed wire board
10/22/1991CA1291017C Laminates useful in electrical devices
10/19/1991WO1991016737A1 Miniature multiple conductor electrical connector
10/19/1991CA2078864A1 Miniature multiple conductor electrical connector
10/17/1991WO1991015938A1 Printed circuit board for a power electronic circuit
10/17/1991WO1991015937A1 A multi-layer printed circuit board and a method for assuring assembly in a selected order
10/17/1991DE4012100A1 Circuit board with cooling unit - has board mounted on plate, with cooler channels coated with metal layer
10/17/1991DE4012061A1 Solvent-free, isotropic adhesive and conductive paste - comprises cycloaliphatic epoxide¨ resin and mixt. of two types of electrically conductive particles differing in size and shape
10/16/1991EP0452263A2 Epoxy resin mixtures containing an iron-arene complex and a particular amine
10/16/1991EP0452118A1 Conductive ink composition and method of forming a conductive thick film pattern
10/16/1991EP0451771A1 Gold conductor composition
10/16/1991EP0451541A1 Fabrication of multilayer circuit boards with increased conductor density
10/16/1991EP0451500A2 Printed circuit boards and cards having buried thin film capacitors and processing techniques for fabricating said boards and cards
10/16/1991CN1055322A Improved protected conductive foll assemblage and procedure for preparing same using static electrical forces
10/16/1991CN1014370B Rotating transformer
10/15/1991US5057982 Indicator lamp
10/15/1991US5057970 Electronic power component circuit
10/15/1991US5057969 Thin film electronic device
10/15/1991US5057805 Microwave semiconductor device
10/15/1991US5057798 Space-saving two-sided microwave circuitry for hybrid circuits
10/15/1991US5057378 Printed circuit board with coating of oxides of lanthanum, cerium, magnesium, calcium, boron, silicon; heat and acid resistance, surface smoothness
10/15/1991US5057376 Heat dissipation of semiconductors; noncracking
10/15/1991US5057372 Multilayer film and laminate for use in producing printed circuit boards
10/15/1991US5057245 Fast curing and storage stable thermoset polymer thick film compositions
10/15/1991US5057171 Isostatic press for laminating multi-layer components and method of lamination
10/15/1991US5057023 High density connector system
10/15/1991US5056996 Apparatus for manufacturing continuous, supported polymeric sheets from polymerizable liquid starting materials
10/15/1991US5056215 Method of providing standoff pillars
10/15/1991CA1290814C Programmable constant current source transdermal drug delivery system
10/15/1991CA1290676C Method for bonding integrated circuit chips
10/13/1991CA2040125A1 Gold conductor composition
10/13/1991CA2039205A1 Process for brazing metallized components to ceramic substrates
10/11/1991CA2040010A1 Epoxy resin compositions comprising iron-arene complexes and specific amines
10/10/1991DE4101767A1 Flexible circuit board material with improved thermal properties
10/09/1991EP0450968A2 Circuit boards
10/09/1991EP0450950A2 A flexible high density interconnect structure and flexibly interconnected system
10/09/1991EP0450948A2 High density interconnect structure with top mounted components
10/09/1991EP0450773A2 Ceramic composite for electronic applications
10/09/1991EP0450643A2 Optical beam scanner
10/09/1991EP0450470A2 Circuit board
10/08/1991US5055973 Custom tooled printed circuit board
10/08/1991US5055972 Chip carrier socket
10/08/1991US5055969 Servo/data actuator arm flexible circuit
10/08/1991US5055967 Aluminum substrate, amorphous aluminum oxide dielectric
10/08/1991US5055966 Via capacitors within multi-layer, 3 dimensional structures/substrates
10/08/1991US5055637 Circuit boards with recessed traces
10/08/1991US5055342 Fluorinated polymeric composition, fabrication thereof and use thereof
10/08/1991US5055321 Dispersant heat resistant particles which are soluble in an oxidizer in a heat resistant resin
10/08/1991US5055164 Electrodepositable photoresists for manufacture of hybrid circuit boards
10/08/1991CA1290462C Substrate mounting device
10/08/1991CA1290202C Chemically treated glass fibers
10/08/1991CA1290201C Method of fabricating multilayer circuit structures
10/05/1991CA2038829A1 Snap-in lamp socket for printed circuits
10/03/1991WO1991015100A1 Method for producing a printed circuit board
10/03/1991WO1991015031A1 Process for the production of strip transmission lines, in particular lines for electronic hybrid circuits working in the high-frequency range
10/03/1991WO1991014730A1 Modification of polymer surfaces
10/03/1991WO1991009511A3 Electrical conductors of conductive resin
10/03/1991CA2078987A1 Modification of polymer surfaces
10/02/1991EP0449708A2 Thermosetting resin composition and use thereof for an electronic part
10/02/1991EP0449674A1 Miniature tactile effect switch
10/02/1991EP0449647A1 Improved protected conductive foil assemblage and procedure for preparing same using static electrical forces
10/02/1991EP0449640A1 Method for mounting electrical components.
10/02/1991EP0449435A2 Construction for cooling of a RF power transistor
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