Inventor · disambiguated record
Tsuyoshi Kachi
Also filed as: KACHI TSUYOSHI
43 granted patents·23 pending applications·185 citations·filing 2000–2025
97Inventor score
Top patents by PatentIndex Score
66 records- 0196US11239357B2Semiconductor deviceTOSHIBA KK·Filed 2020·Granted Feb 1, 2022·4 cites·13 claims
- 0296US7544568B2Semiconductor device and method of manufacturing the sameRENESAS TECH CORP·Filed 2007·Granted Jun 9, 2009·30 cites·15 claims
- 0395US11522058B2Semiconductor device with field plate electrodeTOSHIBA KK·Filed 2021·Granted Dec 6, 2022·5 cites·9 claims
- 0491US7968939B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2010·Granted Jun 28, 2011·8 cites·3 claims
- 0591US7679136B2Semiconductor device and manufacturing method of the sameRENESAS TECH CORP·Filed 2006·Granted Mar 16, 2010·23 cites·16 claims
- 0688US8546223B2Semiconductor device and manufacturing method of the sameARAI HIROKI·Filed 2010·Granted Oct 1, 2013·12 cites·2 claims
- 0787US9406787B2Semiconductor device including an IGBT as a power transistorRENESAS ELECTRONICS CORP·Filed 2015·Granted Aug 2, 2016·8 cites·7 claims
- 0887US9209249B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2014·Granted Dec 8, 2015·7 cites·19 claims
- 0987US7847347B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2010·Granted Dec 7, 2010·5 cites·8 claims
- 1084US9142555B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Sep 22, 2015·7 cites·20 claims
- 1181US8969929B2Power semiconductor device having gate electrode coupling portions for etchant controlSAKANISHI KOICHIRO·Filed 2011·Granted Mar 3, 2015·9 cites·20 claims
- 1281US7977739B2Semiconductor device and manufacturing method for semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Jul 12, 2011·8 cites·11 claims
- 1381US7759730B2Semiconductor device and method of manufacturing the sameRENESAS TECH CORP·Filed 2009·Granted Jul 20, 2010·4 cites·5 claims
- 1478US7825480B2Power semiconductor device and manufacturing method of the sameRENESAS ELECTRONICS CORP·Filed 2008·Granted Nov 2, 2010·7 cites·10 claims
- 1575US10381435B2Semiconductor device and manufacturing method thereforRENESAS ELECTRONICS CORP·Filed 2018·Granted Aug 13, 2019·2 cites·14 claims
- 1673US10164087B2Semiconductor device and method of manufacturing sameRENESAS ELECTRONICS CORP·Filed 2017·Granted Dec 25, 2018·2 cites·10 claims
- 1771US10615251B2Semiconductor device and manufacturing method thereofRENESAS ELECTRONICS CORP·Filed 2018·Granted Apr 7, 2020·1 cites·12 claims
- 1870US6861304B2Semiconductor integrated circuit device and method of manufacturing thereofHITACHI LTD·Filed 2003·Granted Mar 1, 2005·16 cites·3 claims
- 1969US10749026B2Semiconductor device and method of manufacturing the semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2018·Granted Aug 18, 2020·1 cites·20 claims
- 2068US6831316B1Semiconductor memory device and method of manufacturing the sameHITACHI LTD·Filed 2000·Granted Dec 14, 2004·11 cites·33 claims
- 2167US9397156B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2015·Granted Jul 19, 2016·1 cites·1 claims
- 2264US9780187B2Semiconductor device including an IGBT as a power transistor and a method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2016·Granted Oct 3, 2017·1 cites·12 claims
- 2363US2025386577A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 2462US11152353B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2020·Granted Oct 19, 2021·0 cites·4 claims
- 2562US9166017B2Method of manufacturing semiconductor device and semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Oct 20, 2015·1 cites·8 claims
- 2662US8198162B2Semiconductor device and a method of manufacturing the sameSEKIGUCHI KAZUYA·Filed 2009·Granted Jun 12, 2012·3 cites·19 claims
- 2762US2025318181A1Semiconductor device and method for manufacturing the sameTOSHIBA KK·Filed 2024·Application pending·0 cites
- 2862US2025318223A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 2962US2025318244A1Semiconductor memory deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 3061US2022005804A1Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2021·Application pending·0 cites
- 3160US8937350B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2014·Granted Jan 20, 2015·0 cites·5 claims
- 3260US8741699B2Method of manufacturing semiconductor device and semiconductor deviceARAI DAISUKE·Filed 2012·Granted Jun 3, 2014·1 cites·8 claims
- 3360US6774536B2Surface acoustic wave deviceHITACHI LTD·Filed 2001·Granted Aug 10, 2004·8 cites·12 claims
- 3460US2025063796A1Semiconductor device and method for manufacturing the sameTOSHIBA KK·Filed 2024·Application pending·0 cites
- 3560US2025107142A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 3659US12432967B2Semiconductor device and manufacturing method thereofTOSHIBA KK·Filed 2023·Granted Sep 30, 2025·0 cites·14 claims
- 3759US2025107182A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 3859US2025107141A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 3959US2025081576A1Semiconductor device and method for manufacturing the semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 4059US2025098233A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 4158US8659078B2Semiconductor device and method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2013·Granted Feb 25, 2014·0 cites·13 claims
- 4258US2025098284A1Semiconductor deviceTOSHIBA KK·Filed 2024·Application pending·0 cites
- 4358US2020194548A1Semiconductor device and manufacturing method thereofRENESAS ELECTRONICS CORP·Filed 2020·Application pending·0 cites
- 4457US2024313045A1Semiconductor deviceTOSHIBA KK·Filed 2023·Application pending·0 cites
- 4556US2024313110A1Semiconductor deviceTOSHIBA KK·Filed 2023·Application pending·0 cites
- 4655US12453166B2Semiconductor deviceTOSHIBA KK·Filed 2022·Granted Oct 21, 2025·0 cites·6 claims
- 4754US8405145B2Semiconductor device and method of manufacturing the sameMATSUURA HITOSHI·Filed 2011·Granted Mar 26, 2013·0 cites·3 claims
- 4853US11715773B2Semiconductor deviceTOSHIBA KK·Filed 2021·Granted Aug 1, 2023·0 cites·8 claims
- 4953US2024079460A1Semiconductor deviceTOSHIBA KK·Filed 2022·Application pending·0 cites
- 5052US2023275137A1Semiconductor deviceTOSHIBA KK·Filed 2022·Application pending·0 cites
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →