Inventor · disambiguated record
Yutaka Tomatsu
Also filed as: TOMATSU YUTAKA
14 granted patents·2 pending applications·219 citations·filing 1993–2024
93Inventor score
Top patents by PatentIndex Score
16 records- 0190US6469345B2Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2001·Granted Oct 22, 2002·55 cites·18 claims
- 0277US7800174B2Power semiconductor switching-device and semiconductor power module using the deviceDENSO CORP·Filed 2005·Granted Sep 21, 2010·8 cites·13 claims
- 0374US5877527ASemiconductor device and method of producing the sameDENSO CORP·Filed 1997·Granted Mar 2, 1999·28 cites·12 claims
- 0471US6809348B1Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2000·Granted Oct 26, 2004·19 cites·34 claims
- 0567US6114207AMethod of producing a semiconductor deviceDENSO CORP·Filed 1999·Granted Sep 5, 2000·20 cites·9 claims
- 0664US6451645B1Method for manufacturing semiconductor device with power semiconductor element and diodeDENSO CORP·Filed 2001·Granted Sep 17, 2002·12 cites·17 claims
- 0763US6278155B1P-channel MOSFET semiconductor device having a low on resistanceDENSO CORP·Filed 1999·Granted Aug 21, 2001·17 cites·23 claims
- 0860US2024203811A1Semiconductor deviceDENSO CORP·Filed 2024·Application pending·0 cites
- 0959US7354829B2Trench-gate transistor with ono gate dielectric and fabrication process thereforDENSO CORP·Filed 2004·Granted Apr 8, 2008·7 cites·7 claims
- 1059US5747851ASemiconductor device with reduced breakdown voltage between the gate electrode and semiconductor surfaceNIPPON DENSO CO·Filed 1996·Granted May 5, 1998·19 cites·22 claims
- 1158US5550067AMethod for producing semiconductor device having DMOS and NMOS elements formed in the same substrateNIPPON DENSO CO·Filed 1993·Granted Aug 27, 1996·20 cites·21 claims
- 1254US9634095B2Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2013·Granted Apr 25, 2017·1 cites·6 claims
- 1346US6765266B2Semiconductor device with peripheral portion for withstanding surge voltageDENSO CORP·Filed 2002·Granted Jul 20, 2004·3 cites·21 claims
- 1445US5998268AManufacturing method of semiconductor device with a grooveDENSO CORP·Filed 1997·Granted Dec 7, 1999·10 cites·25 claims
- 1535US2005162798A1Switch circuit and ignition apparatus employing the circuitDENSO COPORATION·Filed 2004·Application pending·0 cites
- 1631US8841719B2Semiconductor device and method for manufacturing the sameOOSAWA SEIGO·Filed 2012·Granted Sep 23, 2014·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →