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)
09/1990
09/17/1990CA2012337A1 Chip carrier
09/15/1990CA2029824A1 Control arrangement for a seat heater
09/13/1990DE3936394A1 Modified phenol-formaldehyde resol prepn. - by alkylating phenol with mixt. of partly brominated unsatd. oil and reactive unsatd. hydrocarbon then condensing with formaldehyde
09/12/1990EP0386918A2 An electrical device
09/12/1990EP0386459A1 Method for producing thin-film circuits
09/12/1990EP0386453A2 Connector and circuit package apparatus for pin array circuit module and circuit board
09/12/1990EP0386279A1 A molded circuit board
09/12/1990EP0092555B1 Tag-shaped identification device attachable to an object
09/12/1990CN2062146U Improved computer circuit structure
09/11/1990US4956694 Integrated circuit chip stacking
09/11/1990US4956627 High-frequency component
09/11/1990US4956053 Apparatus and process for the production of micro-pore free high ductility metal foil
09/11/1990US4956022 Nitric acid, phosphoric acid, water mixtures and sodium nitrate, rinsing
09/11/1990US4955820 T-leg SMT contact
09/11/1990US4955132 Method for mounting a semiconductor chip
09/11/1990US4955131 Method of building a variety of complex high performance IC devices
09/11/1990CA1274045A1 Homogeneous thermoset copolymers
09/11/1990CA1273853A1 Method for production of ceramic circuit board
09/07/1990WO1990010369A1 Outer layer material of multilayer printed wiring board and production thereof
09/07/1990WO1990010324A1 Insertable latch means for use in an electrical connector
09/06/1990CA2011164A1 Electronic device for managing and dissipating heat and for improving inspection and repair, and method of manufacture thereof
09/05/1990EP0385829A1 Method for the elaboration of electrical connecting means, especially of interconnecting substrata for hybrid circuits
09/05/1990EP0385689A1 Printed circuit board capable of preventing electromagnetic interference
09/05/1990EP0385506A2 Formation of organic membranes
09/05/1990EP0385302A1 Coatings of intermediate molecular weight polyimides
09/05/1990EP0385258A2 Circuitry cancelling potential differences and for signal linearisation
09/05/1990EP0385225A2 Amino resin solutions with low electrical conductivity
09/05/1990EP0385165A1 Method for metal-plating resin molded articles and metal-plated resin molded articles
09/05/1990EP0385048A1 Substrate for hybrid integrated circuit and process for producing the same
09/05/1990EP0384950A2 Method of metallizing oxide ceramic with excellent hermetic sealing and brazing properties
09/05/1990EP0384940A1 Epoxy resin compositions
09/05/1990EP0384927A1 Molded circuit board
09/05/1990CN1045203A Unitary capacitance trimmer
09/04/1990US4954929 Multi-layer circuit board that suppresses radio frequency interference from high frequency signals
09/04/1990US4954814 Tag and method of making same
09/04/1990US4954394 Phenolic resin compositions
09/04/1990US4954370 Immersion in nickel sulfate, sodium citrate, lactic acid, dimethylborane bath
09/04/1990US4954313 Method and apparatus for filling high density vias
09/04/1990US4954304 Process for producing prepreg and laminated sheet
09/04/1990US4954089 Terminator assembly for interconnecting computer devices
09/04/1990CA2011413A1 Electrical device
08/1990
08/30/1990DE4003708A1 Ground line impedance elimination circuit - has cable of lower specific resistance than signal lines
08/30/1990DE3906254A1 Method and device for processing (machining) a printed circuit board
08/30/1990DE3905657A1 Flexible supporting film
08/30/1990DE3905569A1 Measuring conductor
08/29/1990EP0384835A1 Process for manufacturing multilayer metal-ceramic components, and apparatus therefor
08/29/1990EP0384834A1 Process for the metallization of ceramics, and apparatus therefor
08/29/1990EP0384656A1 Electrical connector for high density usage
08/29/1990EP0384644A1 Printed circuit board
08/29/1990EP0384591A1 Strain relief structure
08/29/1990EP0384326A1 Unitary capacitance trimmer
08/29/1990EP0384301A2 Cooling arrangement for a transistor
08/29/1990EP0384036A2 Heat-resistant resin paste and integrated circuit device produced by using the heat-resistant resin paste
08/29/1990EP0384022A1 High-voltage electrode arrangement
08/28/1990US4953173 Semiconductor device
08/28/1990US4952830 Brushless motor with hall elements
08/28/1990US4952538 Ceramic and circuit substrate and electronic circuit substrate by use thereof
08/28/1990US4952529 Method of coupling a terminal to a thick film circuit board
08/28/1990US4952158 Conductive board spacer
08/28/1990CA1273417A1 Anisotropically conductive polymeric matrix
08/27/1990CA2009085A1 Coatings of intermediate molecular weight polyimides
08/24/1990WO1990009853A1 Improved polyimide and fluoropolymer containing films and laminates
08/24/1990CA2027581A1 Polymide and fluoropolymer containing films and laminates
08/23/1990WO1990009730A1 A process for manufacturing an electrode pattern on a substrate
08/22/1990EP0383461A2 A process for producing a flexible printed base
08/22/1990EP0383435A1 Portable electronic token
08/22/1990EP0383296A2 Method of producing a semiconductor device package
08/22/1990EP0383280A2 Printed card for a keyboard
08/22/1990EP0383178A2 Curable dielectric polyphenylene ether-polyepoxide compositions
08/22/1990EP0382880A1 Pointer instrument
08/22/1990EP0382879A1 Pointer instrument
08/22/1990EP0382751A1 Styrene terminated multifunctional oligomeric phenols as new thermosetting resins for composites.
08/22/1990CA2010440A1 Process and device for metalizing ceramics
08/22/1990CA2010432A1 Process and apparatus for making multilayered cermet components
08/21/1990US4951176 Holder system for free-standing electronic components, especially hybrid modules
08/21/1990US4951124 Semiconductor device
08/21/1990US4951083 Camera with flexible-means guide structure
08/21/1990US4950857 Solid state ceramic microwave heating susceptor compositions with metal salt moderators
08/21/1990US4950843 Mounting structure for semiconductor device
08/21/1990US4950554 Packages for electronics
08/21/1990US4950553 Thermally stable dual metal coated laminate products made from polyimide film
08/21/1990US4950527 Structure of joining printed circuit boards and process for producing the same
08/21/1990US4950360 Method of treating the surface of a molded article comprising liquid crystal polyester resin
08/20/1990CA2010368A1 Method for obtaining electrical connection materials, in particular hybrid circuit interconnection substrates
08/16/1990EP0382558A1 Strip line cable
08/16/1990EP0382557A1 Dielectric material
08/16/1990EP0382300A2 Method for the construction and application of a circuit-board interface for electrical connection in control and monitoring apparatuses having plate-type or similar connection terminals and associated apparatus having a circuit-board interface for electrical connection
08/16/1990EP0382038A1 Contacting device for an LED
08/16/1990EP0381900A2 Method of forming electrically conducting layer
08/16/1990EP0381879A1 Method of manufacturing laminated ceramic electronic component
08/16/1990EP0381745A1 Low inductance decoupling capacitor
08/16/1990DE3903615A1 Electrical printed circuit board
08/16/1990DE3902998A1 Housing for microwave-microstrip (stripline) circuits
08/14/1990US4949225 Circuit board for mounting electronic components
08/14/1990US4949224 Structure for mounting a semiconductor device
08/14/1990US4949223 Electronic component encapsulated in a package and electronic apparatus using thereof
08/14/1990US4949222 Electrical apparatus combination
08/14/1990US4949155 Tape carrier for semiconductor chips
08/14/1990US4949084 Programmable integrated crosspoint switch
08/14/1990US4949035 Connector alignment verification and monitoring system
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