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Class Information
Number: 257/708
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Housing or package > Entirely of metal except for feedthrough
Description: Subject matter wherein the housing or package is made entirely of metal except for the portion wherein the electrical contacts or leads are fed through.


Sub-classes under this class:

Class Number Class Name Patents
257/711 With raised portion of base for mounting semiconductor chip 132
257/709 With specified insulator to isolate device from housing 115
257/710 With specified means (e.g., lip) to seal base to cap 283


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7365423 Redistributed solder pads using etched lead frame Apr. 29, 2008
7332802 Package for semiconductor light emitting element and semiconductor light emitting device Feb. 19, 2008
7329957 Circuit device and manufacturing method thereof Feb. 12, 2008
7298046 Semiconductor package having non-ceramic based window frame Nov. 20, 2007
7295436 Cooling system for computer components Nov. 13, 2007
7279023 High thermal conductivity metal matrix composites Oct. 9, 2007
7276788 Hydrophobic foamed insulators for high density circuits Oct. 2, 2007
7259450 Double-packaged multi-chip semiconductor module Aug. 21, 2007
7242085 Semiconductor device including a semiconductor chip mounted on a metal base Jul. 10, 2007
7242028 Light emitting diode light source Jul. 10, 2007
7235877 Redistributed solder pads using etched lead frame Jun. 26, 2007
7221048 Multilayer circuit carrier, panel, electronic device, and method for producing a multilayer circuit carrier May. 22, 2007
7205652 Electronic assembly including multiple substrates Apr. 17, 2007
7170171 Support ring for use with a contact pad and semiconductor device components including the same Jan. 30, 2007
7145230 Semiconductor device with a solder creep-up prevention zone Dec. 5, 2006
7112881 Semiconductor device Sep. 26, 2006
7098533 Printed circuit board with a heat dissipation element and package comprising the printed circuit board Aug. 29, 2006
7087937 Light emitting diode (LED) packaging Aug. 8, 2006
7081661 High-frequency module and method for manufacturing the same Jul. 25, 2006
7071551 Device used to produce or examine semiconductors Jul. 4, 2006
7049695 Method and device for heat dissipation in semiconductor modules May. 23, 2006
7049688 Semiconductor device having a pair of heat sinks and method for manufacturing the same May. 23, 2006
7012192 Feedthrough terminal assembly with lead wire bonding pad for human implant applications Mar. 14, 2006
6992382 Integrated micro channels and manifold/plenum using separate silicon or low-cost polycrystalline silicon Jan. 31, 2006
6963130 Heatsinking and packaging of integrated circuit chips Nov. 8, 2005
6882040 Semiconductor device Apr. 19, 2005
6879033 Semiconductor device Apr. 12, 2005
6867491 Metal core integrated circuit package with electrically isolated regions and associated methods Mar. 15, 2005
6861745 Method and apparatus for conducting heat in a flip-chip assembly Mar. 1, 2005
6853082 Method and structure for integrating metal insulator metal capacitor with copper Feb. 8, 2005
6853068 Heatsinking and packaging of integrated circuit chips Feb. 8, 2005
6853066 Semiconductor device Feb. 8, 2005
6847110 Method and apparatus for conducting heat in a flip-chip assembly Jan. 25, 2005
6841857 Electronic component having a semiconductor chip, system carrier, and methods for producing the electronic component and the semiconductor chip Jan. 11, 2005
6816375 Heat sink attachment Nov. 9, 2004
6809337 Liquid crystal display devices having fill holes and electrical contacts on the back side of the die Oct. 26, 2004
6806567 Chip on board with heat sink attachment and assembly Oct. 19, 2004
6806563 Composite capacitor and stiffener for chip carrier Oct. 19, 2004
6784537 Semiconductor device of surface-mounting type Aug. 31, 2004
6773964 Integrated circuit package including sealed gaps and prevention of vapor induced failures and method of manufacturing the same Aug. 10, 2004
6762935 Electronic apparatus and electric part Jul. 13, 2004
6753596 Resin-sealed semiconductor device Jun. 22, 2004
6744134 Use of a reference fiducial on a semiconductor package to monitor and control a singulation method Jun. 1, 2004
6696747 Semiconductor package having reduced thickness Feb. 24, 2004
6680530 Multi-step transmission line for multilayer packaging Jan. 20, 2004
6670704 Device for electronic packaging, pin jig fixture Dec. 30, 2003
6664624 Semiconductor device and manufacturing method thereof Dec. 16, 2003
6649937 Semiconductor device with components embedded in backside diamond layer Nov. 18, 2003
6646339 Thin and heat radiant semiconductor package and method for manufacturing Nov. 11, 2003
6624523 Structure and package of a heat spreader substrate Sep. 23, 2003

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