Inventor · disambiguated record
Akira Sugiura
Also filed as: SUGIURA AKIRA
28 granted patents·1 pending application·325 citations·filing 1982–2017
96Inventor score
Top patents by PatentIndex Score
29 records- 0192US4378343AProcess for producing carbon fiber towsSUMITOMO CHEMICAL CO·Filed 1982·Granted Mar 29, 1983·52 cites·6 claims
- 0291US7451729B2Variable valve mechanismOTICS CORP·Filed 2007·Granted Nov 18, 2008·18 cites·16 claims
- 0390US7079368B2Electrical resource device and load driving deviceDENSO CORP·Filed 2002·Granted Jul 18, 2006·49 cites·19 claims
- 0489US8960144B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2013·Granted Feb 24, 2015·8 cites·11 claims
- 0587US10221728B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2017·Granted Mar 5, 2019·2 cites·12 claims
- 0687US6885212B2Semiconductor device and test method for the sameFUJITSU LTD·Filed 2003·Granted Apr 26, 2005·36 cites·23 claims
- 0786US7330043B2Semiconductor device and test method for the sameFUJITSU LTD·Filed 2005·Granted Feb 12, 2008·15 cites·14 claims
- 0884US7621242B2Variable valve operating mechanismOTICS CORP·Filed 2006·Granted Nov 24, 2009·10 cites·10 claims
- 0979US9225158B2Overcurrent protection circuitKAWAMOTO IPPEI·Filed 2012·Granted Dec 29, 2015·7 cites·26 claims
- 1072US8893675B2Variable valve mechanismOTICS CORP·Filed 2013·Granted Nov 25, 2014·2 cites·9 claims
- 1169US5838526ALoad actuation circuit with a surge protecting functionANDEN CO LTD·Filed 1997·Granted Nov 17, 1998·25 cites·12 claims
- 1267US6885126B2Supporting structure for brush mechanism in motorASMO CO LTD·Filed 2002·Granted Apr 26, 2005·14 cites·16 claims
- 1367US6823826B1Variable valve mechanismOTICS CORP·Filed 2003·Granted Nov 30, 2004·10 cites·5 claims
- 1465US5787046ASemiconductor memory device provided with block write functionFUJITSU LTD·Filed 1996·Granted Jul 28, 1998·25 cites·7 claims
- 1563US7061816B2Semiconductor memory storage device and its redundant methodSPANSION LLC·Filed 2005·Granted Jun 13, 2006·5 cites·14 claims
- 1660US6088207AOver-voltage protection apparatus and vehicular direction indicating apparatus with over-voltage protectionANDEN CO LTD·Filed 1998·Granted Jul 11, 2000·16 cites·4 claims
- 1759US5319607ASemiconductor unitFUJITSU LTD·Filed 1991·Granted Jun 7, 1994·19 cites·10 claims
- 1855US10240489B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2016·Granted Mar 26, 2019·0 cites·14 claims
- 1953US10167745B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2017·Granted Jan 1, 2019·0 cites·5 claims
- 2051US10260381B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2017·Granted Apr 16, 2019·0 cites·6 claims
- 2149US4818458AMethod of producing acrylic fibersJAPAN EXLAN CO LTD·Filed 1986·Granted Apr 4, 1989·8 cites·1 claims
- 2244US10749332B2Overcurrent protection apparatusANDEN CO LTD·Filed 2017·Granted Aug 18, 2020·0 cites·3 claims
- 2342US10280817B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2017·Granted May 7, 2019·0 cites·14 claims
- 2441US9181826B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2013·Granted Nov 10, 2015·0 cites·10 claims
- 2541US7942119B2Variable valve mechanismOTICS CORP·Filed 2008·Granted May 17, 2011·0 cites·18 claims
- 2637US10262822B2Load drive apparatusANDEN CO LTD·Filed 2017·Granted Apr 16, 2019·0 cites·10 claims
- 2737US9624795B2Variable valve mechanism of internal combustion engineOTICS CORP·Filed 2015·Granted Apr 18, 2017·0 cites·14 claims
- 2834US5327387ADynamic random access memory having an improved operational stabilityFUJITSU LTD·Filed 1992·Granted Jul 5, 1994·4 cites·9 claims
- 2934US2005219827A1Electrical circuit deviceDENSO CORP·Filed 2005·Application pending·0 cites
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