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Class Information
Number: 257/690
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Housing or package > With contact or lead
Description: Subject matter wherein the device is provided with a contact or lead, in addition to or as part of the package or housing.


Sub-classes under this class:

Class Number Class Name Patents
257/691 Having power distribution means (e.g., bus structure) 1,067
257/700 Multiple contact layers separated from each other by insulator means and forming part of a package or housing (e.g., plural ceramic layer package) 1,189
257/692 With particular lead geometry 1,252
257/698 With specific electrical feedthrough structure 1,217


Patents under this class:
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Patent Number Title Of Patent Date Issued
6013945 Electronic module for data cards Jan. 11, 2000
6011302 Semiconductor device with reduced amount of sealing resin Jan. 4, 2000
6011306 Semiconductor device and method for fabricating same Jan. 4, 2000
6008534 Integrated circuit package having signal traces interposed between power and ground conductors in order to form stripline transmission lines Dec. 28, 1999
6005292 Lead-free interconnection for electronic devices Dec. 21, 1999
6002170 Chip carrier with embedded leads and chip package using same Dec. 14, 1999
5991185 Semiconductor memory Nov. 23, 1999
5982043 Semiconductor device having two or more bonding option pads Nov. 9, 1999
5982628 Circuit configuration having a smart card module and a coil connected thereto Nov. 9, 1999
5982629 Silicon semiconductor device,electrode structure therefor, and circuit board mounted therewith Nov. 9, 1999
5977614 Lead on chip type semiconductor integrated circuit device to avoid bonding wire short Nov. 2, 1999
5977623 Semiconductor package and socket thereof and methods of fabricating same Nov. 2, 1999
5977631 Semiconductor device including a semiconductor package with electromagnetic coupling slots Nov. 2, 1999
5973393 Apparatus and method for stackable molded lead frame ball grid array packaging of integrated circuits Oct. 26, 1999
5973394 Small contactor for test probes, chip packaging and the like Oct. 26, 1999
5973397 Semiconductor device and fabrication method which advantageously combine wire bonding and tab techniques to increase integrated circuit I/O pad density Oct. 26, 1999
5973935 Interdigitated leads-over-chip lead frame for supporting an integrated circuit die Oct. 26, 1999
5969410 Semiconductor IC device having chip support element and electrodes on the same surface Oct. 19, 1999
5969413 Semiconductor device having a tab chip on a tape carrier with lead wirings provided on the tape carrier used as external leads Oct. 19, 1999
5969426 Substrateless resin encapsulated semiconductor device Oct. 19, 1999
5959846 Modular surface mount circuit device and a manufacturing method thereof Sep. 28, 1999
5960262 Stitch bond enhancement for hard-to-bond materials Sep. 28, 1999
5955780 Contact converting structure of semiconductor chip and process for manufacturing semiconductor chip having said contact converting structure Sep. 21, 1999
5956232 Chip support arrangement and chip support for the manufacture of a chip casing Sep. 21, 1999
5956237 Primary printed wiring board Sep. 21, 1999
5952715 Chip type electronic part Sep. 14, 1999
5939780 Power supply circuit for a semiconductor integrated circuit Aug. 17, 1999
5936844 Memory system printed circuit board Aug. 10, 1999
5930602 Leadframe finger support Jul. 27, 1999
5926375 Surface mounting structure Jul. 20, 1999
5926380 Lead frame lattice and integrated package fabrication method applied thereto Jul. 20, 1999
5917234 Semiconductor device Jun. 29, 1999
5917238 Liquid crystal display driver Jun. 29, 1999
5915169 Semiconductor chip scale package and method of producing such Jun. 22, 1999
5903437 High density edge mounting of chips May. 11, 1999
5903440 Method of forming assemblies of circuit boards in different planes May. 11, 1999
5903443 Interdigitated leads-over-chip lead frame, device, and method for supporting an integrated circuit die May. 11, 1999
5901049 Two-tiered plug for two chip cards May. 4, 1999
5901050 Wired base plate and package for electronic parts May. 4, 1999
5898217 Semiconductor device including a substrate having clustered interconnects Apr. 27, 1999
5895965 Semiconductor device Apr. 20, 1999
5895966 Integrated circuit and supply decoupling capacitor therefor Apr. 20, 1999
5894171 Semiconductor integrated circuit having a grounding terminal Apr. 13, 1999
5891758 Semiconductor device and method for manufacturing semiconductor device Apr. 6, 1999
5892273 Semiconductor package integral with semiconductor chip Apr. 6, 1999
5892275 High performance power and ground edge connect IC package Apr. 6, 1999
5892288 Semiconductor integrated circuit device Apr. 6, 1999
5889333 Semiconductor device and method for manufacturing such Mar. 30, 1999
5883427 Semiconductor device power supply wiring structure Mar. 16, 1999
5877548 Terminal configuration in semiconductor IC device Mar. 2, 1999

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