Inventor · disambiguated record
Takashi Hirai
Also filed as: HIRAI TAKASHI
29 granted patents·3 pending applications·633 citations·filing 1975–2016
97Inventor score
Top patents by PatentIndex Score
32 records- 0194US5706617ARoof system utilizing a solar cellHIRAI ENG CORP·Filed 1996·Granted Jan 13, 1998·171 cites·4 claims
- 0294US5497587ARoof system utilizing a solar cellHIRAI ENG CORP·Filed 1993·Granted Mar 12, 1996·139 cites·9 claims
- 0392US5121583ARoofHIRAI TAKASHI·Filed 1989·Granted Jun 16, 1992·70 cites·3 claims
- 0484US7186106B2Molding machine and molding methodUBE MACHINERY CORP LTD·Filed 2004·Granted Mar 6, 2007·13 cites·11 claims
- 0581US7095139B2Transformer inrush current elimination systemMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Aug 22, 2006·33 cites·6 claims
- 0680US8599899B2Agitation device, melting apparatus and melting methodKORIYAMA SHINICHI·Filed 2009·Granted Dec 3, 2013·5 cites·10 claims
- 0779US6883583B2Die changing apparatus of molding dieTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 26, 2005·9 cites·14 claims
- 0879US6433980B1Controlled switching deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Aug 13, 2002·24 cites·11 claims
- 0977US7456739B2Approach detecting systemMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Nov 25, 2008·10 cites·8 claims
- 1076US5367843ARoof apparatusHIRAI ENG CORP·Filed 1993·Granted Nov 29, 1994·38 cites·13 claims
- 1171US9367160B2Information processing apparatus, information processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2013·Granted Jun 14, 2016·2 cites·15 claims
- 1269US8829421B2Optical encoderNOGUCHI TAKUYA·Filed 2011·Granted Sep 9, 2014·3 cites·2 claims
- 1369US7902696B2Controlled switching deviceMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Mar 8, 2011·5 cites·12 claims
- 1460US8779634B2Transformer inrush current suppression apparatus with function of determining target closing phase of three-phase transformer based on pre-arc characteristic and variation in closing time of the three-phase circuit breakerTSUTADA HIROYUKI·Filed 2009·Granted Jul 15, 2014·4 cites·4 claims
- 1558US5406936ARoofHIRAI ENG CORP·Filed 1990·Granted Apr 18, 1995·18 cites·1 claims
- 1658US4228791ASolar energy collecting roofSHOWA ALUMINIUM CO LTD·Filed 1978·Granted Oct 21, 1980·25 cites·9 claims
- 1757US7994912B2Intrusion-object detection system, method of detecting intrusion-object and method of detecting malfunctionMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Aug 9, 2011·3 cites·10 claims
- 1855US5531049ARoof mounted light transmitting frameHIRAI ENG CORP·Filed 1994·Granted Jul 2, 1996·15 cites·20 claims
- 1954US9582107B2Information processing apparatus, information processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2016·Granted Feb 28, 2017·0 cites·17 claims
- 2052US8985266B2Rear wheel steering apparatus for vehicleAISIN SEIKI·Filed 2014·Granted Mar 24, 2015·2 cites·8 claims
- 2150US5755133AMold for fabricating a screw washer and a screw washerHIRAI KOSAKU KK·Filed 1996·Granted May 26, 1998·7 cites·2 claims
- 2246US6397022B2Image forming apparatusFUJI XEROX CO LTD·Filed 2000·Granted May 28, 2002·1 cites·7 claims
- 2345US5949343ASupervisory apparatus for oil-filled electrical equipmentMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Sep 7, 1999·14 cites·20 claims
- 2442US2015180859A1Login requesting device and method for requesting login to server and storage medium storing a program used thereforDENA CO LTD·Filed 2014·Application pending·0 cites
- 2542US2015015245A1Multi-rotation encoderINOUE JIN·Filed 2013·Application pending·0 cites
- 2639US2012243034A1Printing information managing device, printer, printing information managing system, printing system, and non-transitory computer readable medium related theretoHIRAI TAKASHI·Filed 2011·Application pending·0 cites
- 2738USD472909SRice cleaning machineSATAKE ENG CO LTD·Filed 2001·Granted Apr 8, 2003·4 cites·1 claims
- 2836US3969850AMetal roof constructionHIRAI GIKEN KK·Filed 1975·Granted Jul 20, 1976·12 cites·4 claims
- 2934US8093885B2Residual magnetic flux determining apparatusTSUTADA HIROYUKI·Filed 2006·Granted Jan 10, 2012·0 cites·5 claims
- 3032US5980179AScrew washerHIRAI KOSAKU KK·Filed 1998·Granted Nov 9, 1999·2 cites·1 claims
- 3130US5626521AMethod of manufacturing a screw washerHIRAI KOSAKU KK·Filed 1993·Granted May 6, 1997·1 cites·4 claims
- 3224US5432888AMethod for acquiring fuzzy knowledgeHITACHI LTD·Filed 1993·Granted Jul 11, 1995·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →