Inventor · disambiguated record
Tsuyoshi Nagano
Also filed as: NAGANO TSUYOSHI
19 granted patents·115 citations·filing 1996–2021
92Inventor score
Top patents by PatentIndex Score
19 records- 0198US10819212B1Gate driver and power converterFUJI ELECTRIC CO LTD·Filed 2020·Granted Oct 27, 2020·14 cites·11 claims
- 0295US11056965B2Gate driver and power converterFUJI ELECTRIC CO LTD·Filed 2020·Granted Jul 6, 2021·4 cites·12 claims
- 0379US10855272B1Gate drive apparatus, switching apparatus, and gate drive methodFUJI ELECTRIC CO LTD·Filed 2020·Granted Dec 1, 2020·1 cites·20 claims
- 0476US10547300B1Driving device and switching deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Jan 28, 2020·2 cites·26 claims
- 0571US6014359AOptical head with a polarizing diffractive elementNEC CORP·Filed 1997·Granted Jan 11, 2000·24 cites·16 claims
- 0666US11329644B2Gate drive apparatus, switching apparatus, and gate drive methodFUJI ELECTRIC CO LTD·Filed 2020·Granted May 10, 2022·0 cites·20 claims
- 0766US11205948B2Gate driver and power converterFUJI ELECTRIC CO LTD·Filed 2020·Granted Dec 21, 2021·0 cites·4 claims
- 0865US11271560B2Gate drive device and switching deviceFUJI ELECTRIC CO LTD·Filed 2021·Granted Mar 8, 2022·0 cites·20 claims
- 0965US11196336B2Gate drive apparatus and switching apparatusFUJI ELECTRIC CO LTD·Filed 2021·Granted Dec 7, 2021·0 cites·11 claims
- 1064US6278681B1Optical head, method of fabricating optical head, and apparatus for fabricating optical headNEC CORP·Filed 1999·Granted Aug 21, 2001·18 cites·16 claims
- 1163US5757755AData reading/writing optical head with holographic couplerNEC CORP·Filed 1996·Granted May 26, 1998·17 cites·11 claims
- 1263US5680385AOptical head with a heat sinkNEC CORP·Filed 1996·Granted Oct 21, 1997·17 cites·4 claims
- 1357US7916393B2Optical level control device, method for controlling same, and laser application deviceLASERFRONT TECHNOLOGIES INC·Filed 2009·Granted Mar 29, 2011·1 cites·12 claims
- 1454US11115017B2Driving apparatus and switching apparatusFUJI ELECTRIC CO LTD·Filed 2020·Granted Sep 7, 2021·0 cites·16 claims
- 1554US5701289AOptical head with hologram couplers for reading and writing dataNEC CORP·Filed 1996·Granted Dec 23, 1997·11 cites·6 claims
- 1649US10637465B2Driving device and switching deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Apr 28, 2020·0 cites·10 claims
- 1748US7804644B2Optical level control device, method for controlling same, and laser application deviceLASERFRONT TECHNOLOGIES INC·Filed 2006·Granted Sep 28, 2010·0 cites·28 claims
- 1846US10608626B2Driving apparatus and semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Mar 31, 2020·0 cites·11 claims
- 1942US5953295AFocusing error detecting equipmentNEC CORP·Filed 1997·Granted Sep 14, 1999·6 cites·12 claims
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