General Semiconductor, Inc.
Patent Owner
Stats
- 83 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Aug 20, 2013 most recent publication
Details
- 83 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 3,144 Total Citation Count
- Dec 19, 1977 Earliest Filing
- 75 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
7224027 High voltage power MOSFET having a voltage sustaining region that includes doped columns formed by trench etching and diffusion from regions of oppositely doped polysiliconSep 20, 04May 29, 07[H01L]
7094640 Method of making a trench MOSFET device with improved on-resistanceDec 01, 03Aug 22, 06[H01L]
7091552 High voltage power MOSFET having a voltage sustaining region that includes doped columns formed by trench etching and ion implantationDec 01, 03Aug 15, 06[H01L]
7084455 Power semiconductor device having a voltage sustaining region that includes terraced trench with continuous doped columns formed in an epitaxial layerFeb 02, 04Aug 01, 06[H01L]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
7586148 Power semiconductor device having a voltage sustaining region that includes doped columns formed by terraced trenchesExpiredJul 31, 06Sep 08, 09[H01L]
7019360 High voltage power mosfet having a voltage sustaining region that includes doped columns formed by trench etching using an etchant gas that is also a doping sourceExpiredFeb 23, 04Mar 28, 06[H01L]
7015125 Trench MOSFET device with polycrystalline silicon source contact structureExpiredNov 08, 04Mar 21, 06[H01L]
2005/0224,925 Lead frame having a tilt flap for locking molding compound and semiconductor device having the sameAbandonedApr 01, 04Oct 13, 05[H01L]
2005/0218,482 Top finger having a groove and semiconductor device having the sameAbandonedApr 01, 04Oct 06, 05[H01L]
6949432 Trench DMOS transistor structure having a low resistance path to a drain contact located on an upper surfaceExpiredNov 01, 04Sep 27, 05[H01L]
6921938 Double diffused field effect transistor having reduced on-resistanceExpiredMar 29, 04Jul 26, 05[H01L]
6861337 Method for using a surface geometry for a MOS-gated device in the manufacture of dice having different sizesExpiredMay 10, 02Mar 01, 05[H01L]
6822288 Trench MOSFET device with polycrystalline silicon source contact structureExpiredNov 20, 01Nov 23, 04[H01L]
6812526 Trench DMOS transistor structure having a low resistance path to a drain contact located on an upper surfaceExpiredMay 13, 02Nov 02, 04[H01L]
6750104 High voltage power MOSFET having a voltage sustaining region that includes doped columns formed by trench etching using an etchant gas that is also a doping sourceExpiredDec 31, 01Jun 15, 04[H01L]
2004/0075,160 Transient voltage suppressor having an epitaxial layer for higher avalanche voltage operationAbandonedOct 18, 02Apr 22, 04[H01L]
6724044 MOSFET device having geometry that permits frequent body contactExpiredMay 10, 02Apr 20, 04[H01L]
6713351 Double diffused field effect transistor having reduced on-resistanceExpiredMar 28, 01Mar 30, 04[H01L]
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