Inventor · disambiguated record
Kazuhiro Ohnishi
Also filed as: OHNISHI KAZUHIRO
14 granted patents·5 pending applications·266 citations·filing 1992–2005
94Inventor score
Top patents by PatentIndex Score
19 records- 0194US6936875B2Insulated-gate field-effect transistor, method of fabricating same, and semiconductor device employing sameRENESAS TECH CORP·Filed 2003·Granted Aug 30, 2005·99 cites·11 claims
- 0282US6524903B2Method of manufacturing a semiconductor device having two peaks in an impurity concentration distributionHITACHI LTD·Filed 2001·Granted Feb 25, 2003·33 cites·20 claims
- 0380US7042051B2Semiconductor device including impurity layer having a plurality of impurity peaks formed beneath the channel regionRENESAS TECH CORP·Filed 2002·Granted May 9, 2006·29 cites·28 claims
- 0480US5793097ASemiconductor device having conducting structureHITACHI LTD·Filed 1995·Granted Aug 11, 1998·30 cites·27 claims
- 0576US6878606B2Fabrication method and device structure of shallow trench insulation for silicon wafer containing silicon-germaniumRENESAS TECH CORP·Filed 2003·Granted Apr 12, 2005·20 cites·8 claims
- 0665US6750503B2Stacked gate electrode for a MOS transistor of a semiconductor deviceRENESAS TECH CORP·Filed 2001·Granted Jun 15, 2004·9 cites·24 claims
- 0764US7029988B2Fabrication method and device structure of shallow trench insulation for silicon wafer containing silicon-germaniumRENESAS TECH CORP·Filed 2004·Granted Apr 18, 2006·10 cites·19 claims
- 0863US6835632B2Semiconductor device and process of producing the sameHITACHI LTD·Filed 2003·Granted Dec 28, 2004·6 cites·4 claims
- 0960US7238582B2Semiconductor device and process of producing the sameHITACHI DEVICE ENG·Filed 2004·Granted Jul 3, 2007·5 cites·6 claims
- 1060US6610569B1Semiconductor device and process of producing the sameHITACHI LTD·Filed 2000·Granted Aug 26, 2003·5 cites·33 claims
- 1155US8004041B2Semiconductor device for surge protectionPANASONIC CORP·Filed 2005·Granted Aug 23, 2011·1 cites·2 claims
- 1251US6133094ASemiconductor device and process of producing the sameHITACHI LTD·Filed 1998·Granted Oct 17, 2000·7 cites·10 claims
- 1345US2005164441A1Semiconductor device and process for producing the sameFiled 2005·Application pending·0 cites
- 1444US5324983ASemiconductor deviceHITACHI LTD·Filed 1992·Granted Jun 28, 1994·10 cites·31 claims
- 1539US2004178440A1Semiconductor device and process for producing the sameFiled 2004·Application pending·0 cites
- 1638US2005173738A1Semiconductor device and manufacturing method of the sameFiled 2005·Application pending·0 cites
- 1737US2003227062A1Semiconductor device and method of fabricating the sameFiled 2003·Application pending·0 cites
- 1835US6524924B1Semiconductor device and process of producing the sameHITACHI LTD·Filed 1998·Granted Feb 25, 2003·2 cites·9 claims
- 1932US2003008462A1Insulated gate field effect transistor and manufacturing thereofHITACHI LTD·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →