Inventor · disambiguated record
Seiichi Iwasa
Also filed as: IWASA SEIICHI
36 granted patents·7 pending applications·1,093 citations·filing 1979–2014
98Inventor score
Top patents by PatentIndex Score
43 records- 0195US7652328B2Semiconductor device and method of manufacturing the sameTOSHIBA KK·Filed 2007·Granted Jan 26, 2010·32 cites·13 claims
- 0295US5491631AFault diagnostic system for vehicles using identification and program codesHONDA MOTOR CO LTD·Filed 1994·Granted Feb 13, 1996·291 cites·10 claims
- 0394US5434566AKey touch adjusting method and deviceFUJITSU LTD·Filed 1994·Granted Jul 18, 1995·84 cites·26 claims
- 0494US5327411AWrite control method and apparatus for writing optical disk dataFUJITSU LTD·Filed 1992·Granted Jul 5, 1994·73 cites·28 claims
- 0593US7817113B2Method for driving a gas electric discharge deviceHITACHI HPPL·Filed 2009·Granted Oct 19, 2010·8 cites·5 claims
- 0693US5383138AFolding portable data processing apparatus with three hinge pointsFUJITSU LTD·Filed 1993·Granted Jan 17, 1995·204 cites·31 claims
- 0792USRE41832EMethod for driving a gas-discharge panelHITACHI HPPL·Filed 2009·Granted Oct 19, 2010·6 cites·43 claims
- 0892USRE41817EMethod for driving a gas-discharge panelHITACHI HPPL·Filed 2009·Granted Oct 12, 2010·6 cites·48 claims
- 0992US6456263B1Method for driving a gas electric discharge deviceFUJITSU LTD·Filed 1999·Granted Sep 24, 2002·73 cites·20 claims
- 1088USRE41872EMethod for driving a gas-discharge panelHITACHI HPPL·Filed 2006·Granted Oct 26, 2010·6 cites·36 claims
- 1188US6103979AKeyboard having plurality of keys therein, each key establishing different electric contactsFUJITSU LTD·Filed 1997·Granted Aug 15, 2000·146 cites·16 claims
- 1288US5152392APush switch with improved actuator assemblyFUJITSU LTD·Filed 1991·Granted Oct 6, 1992·50 cites·31 claims
- 1386USRE43267EMethod for driving a gas-discharge panelHASHIMOTO YASUNOBU·Filed 2010·Granted Mar 27, 2012·3 cites·35 claims
- 1484US7719487B2Method for driving a gas electric discharge deviceHITACHI HPPL·Filed 2005·Granted May 18, 2010·3 cites·8 claims
- 1583US6982685B2Method for driving a gas electric discharge deviceFUJITSU LTD·Filed 2002·Granted Jan 3, 2006·14 cites·20 claims
- 1681US6937213B2Method and device for driving plasma display panelFUJITSU LTD·Filed 2001·Granted Aug 30, 2005·20 cites·18 claims
- 1764USRE45167EMethod for driving a gas-discharge panelHASHIMOTO YASUNOBU·Filed 2012·Granted Sep 30, 2014·0 cites·35 claims
- 1864US7023405B2Method and device for driving plasma display panelFUJITSU LTD·Filed 2003·Granted Apr 4, 2006·7 cites·9 claims
- 1963USRE44757EMethod for driving a gas-discharge panelHASHIMOTO YASUNOBU·Filed 2012·Granted Feb 11, 2014·0 cites·30 claims
- 2062US7965261B2Method for driving a gas electric discharge deviceHITACHI HPPL·Filed 2007·Granted Jun 21, 2011·0 cites·6 claims
- 2162US7675484B2Method for driving a gas electric discharge deviceHITACHI HPPL·Filed 2007·Granted Mar 9, 2010·0 cites·10 claims
- 2262US2008191974A1Method for driving a gas electric discharge deviceHITACHI PATENT LICENSING CO LT·Filed 2008·Application pending·0 cites
- 2362US2015187831A1Solid state imaging deviceTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2461USRE44003EMethod for driving a gas-discharge panelHITACHI HPPL·Filed 2010·Granted Feb 19, 2013·0 cites·36 claims
- 2560USRE43269EMethod for driving a gas-discharge panelHASHIMOTO YASUNOBU·Filed 2010·Granted Mar 27, 2012·0 cites·38 claims
- 2658US2012154357A1Method for driving a gas electric discharge deviceHASHIMOTO YASUNOBU·Filed 2012·Application pending·0 cites
- 2757USRE43268EMethod for driving a gas-discharge panelHASHIMOTO YASUNOBU·Filed 2010·Granted Mar 27, 2012·0 cites·32 claims
- 2856US6680718B2Method for driving a gas-discharge panelFUJITSU LTD·Filed 1999·Granted Jan 20, 2004·9 cites·26 claims
- 2954US5560724AKeyboard having improved keytopFUJITSU LTD·Filed 1995·Granted Oct 1, 1996·11 cites·8 claims
- 3049US5977938AApparatus and method for inputting and outputting by using aerial imageFUJITSU LTD·Filed 1996·Granted Nov 2, 1999·22 cites·32 claims
- 3144US8062947B2Semiconductor device and method of manufacturing the sameIWASA SEIICHI·Filed 2008·Granted Nov 22, 2011·0 cites·8 claims
- 3244US2010065917A1Semiconductor device and method of manufacturing the sameOHTA ATSUSHI·Filed 2009·Application pending·0 cites
- 3343US5818357AChair with a supplemental keyboard and a keyboard systemFUJITSU LTD·Filed 1992·Granted Oct 6, 1998·13 cites·25 claims
- 3442US5486059AKeyboard having improved keytopFUJITSU LTD·Filed 1993·Granted Jan 23, 1996·5 cites·34 claims
- 3539US2011316056A1Semiconductor device and method of manufacturing the sameIWASA SEIICHI·Filed 2011·Application pending·0 cites
- 3637US4592052AMethod of testing bubble memory devicesFUJITSU LTD·Filed 1983·Granted May 27, 1986·2 cites·15 claims
- 3737US2011031576A1Solid-state imaging device and manufacturing method thereofTOSHIBA KK·Filed 2010·Application pending·0 cites
- 3833US4568618AMagnetic bubble memory chipFUJITSU LTD·Filed 1984·Granted Feb 4, 1986·3 cites·7 claims
- 3932US4259727AMagnetic bubble memory deviceFUJITSU LTD·Filed 1979·Granted Mar 31, 1981·1 cites·9 claims
- 4032US2006086959A1Semiconductor deviceIWASA SEIICHI·Filed 2005·Application pending·0 cites
- 4130US4731751AMagnetic bubble memory deviceFUJITSU LTD·Filed 1985·Granted Mar 15, 1988·0 cites·20 claims
- 4227US4459549AMethod and apparatus for testing magnetic bubble devices by varying the components of input signalsFUJITSU LTD·Filed 1983·Granted Jul 10, 1984·1 cites·14 claims
- 4324US4590587AMagnetic bubble memory deviceFUJITSU LTD·Filed 1984·Granted May 20, 1986·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →