Inventor · disambiguated record
Katsuyuki Torii
Also filed as: TORII KATSUYUKI
15 granted patents·2 pending applications·22 citations·filing 2004–2021
87Inventor score
Top patents by PatentIndex Score
17 records- 0176US7709931B2Trenched semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2008·Granted May 4, 2010·8 cites·6 claims
- 0266US7847316B2Semiconductor device and its manufactureSANKEN ELECTRIC CO LTD·Filed 2006·Granted Dec 7, 2010·4 cites·4 claims
- 0362US9263572B2Semiconductor device with bottom gate wiringsSANKEN ELECTRIC CO LTD·Filed 2014·Granted Feb 16, 2016·2 cites·4 claims
- 0458US9742389B2Semiconductor device and control method thereofSANKEN ELECTRIC CO LTD·Filed 2014·Granted Aug 22, 2017·2 cites·16 claims
- 0557US8207612B2Semiconductor device and manufacturing method thereofTORII KATSUYUKI·Filed 2008·Granted Jun 26, 2012·4 cites·14 claims
- 0655US12362744B2Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2021·Granted Jul 15, 2025·0 cites·6 claims
- 0753US11916137B2Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2021·Granted Feb 27, 2024·0 cites·6 claims
- 0852US8143645B2Semiconductor device having a stacked multi structure that has layered insulated gate-type bipolar transistorsTORII KATSUYUKI·Filed 2006·Granted Mar 27, 2012·1 cites·3 claims
- 0948US8384123B2Semiconductor device and method for manufacturing sameSANKEN ELECTRIC CO LTD·Filed 2009·Granted Feb 26, 2013·0 cites·7 claims
- 1043US2010237385A1Semiconductor device and method of fabricating the sameSANKEN ELECTRIC CO LTD·Filed 2009·Application pending·0 cites
- 1142US2009289278A1Semiconductor device and method for manufacturing the sameSANKEN ELECTRIC CO LTD·Filed 2009·Application pending·0 cites
- 1241US9117872B2Semiconductor device and method for manufacturing the semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2013·Granted Aug 25, 2015·0 cites·7 claims
- 1341US7161230B2Insulated gate bipolar transistor having a high switching speed and method for fabricating the sameSANKEN ELECTRIC CO LTD·Filed 2004·Granted Jan 9, 2007·1 cites·16 claims
- 1440US7880222B2Semiconductor device having plural regions and elements with varying areas depending on the regionSANKEN ELECTRIC CO LTD·Filed 2006·Granted Feb 1, 2011·0 cites·18 claims
- 1538US7893498B2Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2006·Granted Feb 22, 2011·0 cites·4 claims
- 1636US9627519B2Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2015·Granted Apr 18, 2017·0 cites·4 claims
- 1736US7067900B2Insulated gate bipolar transistor having a reduced tail current and method of fabricating the sameSANKEN ELECTRIC CO LTD·Filed 2004·Granted Jun 27, 2006·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →