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Browse by Category: Main > Physics
Class Information
Number: 257/737
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Combined with electrical contact or lead > Bump leads
Description: Subject matter wherein an electrical contact is in the form of a relatively abrupt protuberance on the surface of a solid-state electronic device or chip/die containing such a device.


Sub-classes under this class:

Class Number Class Name Patents
257/738 Ball shaped 1,626


Patents under this class:

Patent Number Title Of Patent Date Issued
7459773 Stackable ball grid array Dec. 2, 2008
7456502 Wiring board with connection electrode formed in opening and semiconductor device using the same Nov. 25, 2008
7456088 Integrated circuit package system including stacked die Nov. 25, 2008
7453155 Method for fabricating a flip chip package Nov. 18, 2008
7453148 Structure of dielectric layers in built-up layers of wafer level package Nov. 18, 2008
7453141 Semiconductor device package, method of manufacturing the same, and semiconductor device Nov. 18, 2008
7453140 Semiconductor chip assembly with laterally aligned filler and insulative base Nov. 18, 2008
7450395 Circuit module and circuit device including circuit module Nov. 11, 2008
7449779 Wire bonded wafer level cavity package Nov. 11, 2008
7446414 Semiconductor device Nov. 4, 2008
7446398 Bump pattern design for flip chip semiconductor package Nov. 4, 2008
7443041 Packaging of a microchip device Oct. 28, 2008
7443040 Aluminum cap with electroless nickel/immersion gold Oct. 28, 2008
7443038 Flip-chip image sensor packages Oct. 28, 2008
7442878 Low stress conductive polymer bump Oct. 28, 2008
7436063 Packaging substrate and semiconductor device Oct. 14, 2008
7436062 Semiconductor chip element, semiconductor chip element mounting structure, semiconductor chip element mounting device and mounting method Oct. 14, 2008
7432595 System and method to reduce metal series resistance of bumped chip Oct. 7, 2008
7432585 Semiconductor device electronic component, circuit board, and electronic device Oct. 7, 2008
7429796 Semiconductor device and fabrication process thereof Sep. 30, 2008
7425759 Semiconductor chip assembly with bumped terminal and filler Sep. 16, 2008
7425458 Selectable decoupling capacitors for integrated circuits and associated methods Sep. 16, 2008
7422974 Method of manufacturing electronic component mounting body, electronic component mounting body, and electro-optical device Sep. 9, 2008
7420285 Semiconductor device and method of manufacturing the same, circuit board, and electronic instrument Sep. 2, 2008
7420284 Semiconductor device and manufacturing method thereof Sep. 2, 2008
7420274 Method for forming a redistribution layer in a wafer structure Sep. 2, 2008
7420267 Image sensor assembly and method for fabricating the same Sep. 2, 2008
7417326 Semiconductor device and manufacturing method of the same Aug. 26, 2008
7417314 Semiconductor chip assembly with laterally aligned bumped terminal and filler Aug. 26, 2008
7417309 Circuit device and portable device with symmetrical arrangement Aug. 26, 2008
7416963 Manufacturing method of semiconductor device Aug. 26, 2008
7411296 Method, system, and apparatus for gravity assisted chip attachment Aug. 12, 2008
7411295 Circuit board, device mounting structure, device mounting method, and electronic apparatus Aug. 12, 2008
7408261 BGA package board and method for manufacturing the same Aug. 5, 2008
7408119 Electrical interconnection for high-frequency devices Aug. 5, 2008
7407877 Self-coplanarity bumping shape for flip-chip Aug. 5, 2008
7407833 Process for fabricating chip package structure Aug. 5, 2008
7405478 Substrate package structure and packaging method thereof Jul. 29, 2008
7402509 Method of forming self-passivating interconnects and resulting devices Jul. 22, 2008
7402508 Bump structure and method of manufacturing the same, and mounting structure for IC chip and circuit board Jul. 22, 2008
7401523 Capacitive sensor and method of fabricating Jul. 22, 2008
7400213 System and method for configuring conductors within an integrated circuit to reduce impedance variation caused by connection bumps Jul. 15, 2008
7400035 Semiconductor device having multilayer printed wiring board Jul. 15, 2008
7397129 Interposers with flexible solder pad elements Jul. 8, 2008
7397121 Semiconductor chip with post-passivation scheme formed over passivation layer Jul. 8, 2008
7396752 Method and apparatus for reducing cold joint defects in flip chip products Jul. 8, 2008
7394164 Semiconductor device having bumps in a same row for staggered probing Jul. 1, 2008
7394159 Delamination reduction between vias and conductive pads Jul. 1, 2008
7394153 Encapsulation of electronic devices Jul. 1, 2008
7394026 Multilayer wiring board Jul. 1, 2008



 
 
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