Inventor · disambiguated record
Hiroyasu Yoshizawa
Also filed as: YOSHIZAWA HIROYASU
24 granted patents·3 pending applications·301 citations·filing 1989–2019
96Inventor score
Top patents by PatentIndex Score
27 records- 0191US7082004B2Disk storage systemsHITACHI LTD·Filed 2005·Granted Jul 25, 2006·20 cites·16 claims
- 0284US5482790AFuel cell power generation systemTOSHIBA KK·Filed 1995·Granted Jan 9, 1996·69 cites·16 claims
- 0382US8598939B2Switch circuit and semiconductor circuitSHIMIZU TETSUHIRO·Filed 2012·Granted Dec 3, 2013·12 cites·14 claims
- 0481US7692456B2Semiconductor integrated circuit capable of directly coupling low-voltage signals with high-voltage signalsHITACHI LTD·Filed 2007·Granted Apr 6, 2010·10 cites·13 claims
- 0579US4942099AFuel cellTOSHIBA KK·Filed 1989·Granted Jul 17, 1990·45 cites·45 claims
- 0677US5542832ARotary fluid compressor having an oldham mechanismTOSHIBA KK·Filed 1994·Granted Aug 6, 1996·27 cites·13 claims
- 0776US11180218B2Drive unitHONDA MOTOR CO LTD·Filed 2019·Granted Nov 23, 2021·2 cites·9 claims
- 0876US6762896B2Storage media reading writing systemHITACHI LTD·Filed 2001·Granted Jul 13, 2004·11 cites·13 claims
- 0972US9859885B2Electronic circuit and semiconductor deviceHITACHI LTD·Filed 2016·Granted Jan 2, 2018·2 cites·10 claims
- 1072US7239467B2Storage media reading writing systemHITACHI LTD·Filed 2004·Granted Jul 3, 2007·8 cites·13 claims
- 1171US5434015AFuel cell power generation systemTOSHIBA KK·Filed 1993·Granted Jul 18, 1995·36 cites·4 claims
- 1269US9337823B2Switching circuit and semiconductor integrated circuit deviceHITACHI LTD·Filed 2015·Granted May 10, 2016·2 cites·8 claims
- 1369US6134290AFuel assembly transport container and method of transporting a fuel assemblyTOSHIBA KK·Filed 2000·Granted Oct 17, 2000·11 cites·9 claims
- 1464US7372330B2Variable gain amplifierHITACHI LTD·Filed 2006·Granted May 13, 2008·5 cites·7 claims
- 1560US9551403B2V-belt continuously variable transmissionHONDA MOTOR CO LTD·Filed 2014·Granted Jan 24, 2017·3 cites·20 claims
- 1656US9455711B2Semiconductor integrated circuit deviceHITACHI LTD·Filed 2015·Granted Sep 27, 2016·1 cites·8 claims
- 1756US7973573B2Semiconductor integrated circuit deviceHITACHI LTD·Filed 2010·Granted Jul 5, 2011·1 cites·17 claims
- 1853US8143924B2Semiconductor integrated circuit device having pulse generating circuitsHANAZAWA SATOSHI·Filed 2010·Granted Mar 27, 2012·2 cites·10 claims
- 1953US6867936B2Driving circuit for a magnetic head and magnetic recording apparatusHITACHI LTD·Filed 2001·Granted Mar 15, 2005·2 cites·7 claims
- 2050US2005128619A1Driving circuit for a magnetic head and magnetic recording apparatusHITACHI LTD·Filed 2005·Application pending·0 cites
- 2149US6108392AFuel assembly transport container and method of transporting a fuel assemblyTOSHIBA KK·Filed 1998·Granted Aug 22, 2000·13 cites·22 claims
- 2247US2007121237A1Read circuit and hard disk drive using the sameHITACHI LTD·Filed 2006·Application pending·0 cites
- 2346US6169777B1Fuel transport container and method of transporting a fuel assemblyTOSHIBA KK·Filed 1998·Granted Jan 2, 2001·13 cites·8 claims
- 2439US10219783B2Transmission circuit for ultrasonic diagnosis and method for transmitting ultrasonic waveSII SEMICONDUCTOR CORP·Filed 2016·Granted Mar 5, 2019·0 cites·11 claims
- 2539US2003142432A1Storage media reading system and semiconductor integrated circuit deviceHITACHI LTD·Filed 2002·Application pending·0 cites
- 2636US6128360AFuel protective apparatus, fuel transport container and method of transporting a fuel assemblyTOSHIBA KK·Filed 1998·Granted Oct 3, 2000·6 cites·16 claims
- 2729US9331675B2Transmission drive circuit and semiconductor integrated circuit deviceHITACHI LTD·Filed 2015·Granted May 3, 2016·0 cites·6 claims
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