Inventor · disambiguated record
Kazuhiro Tanaka
Also filed as: TANAKA KAZUHIRO
136 granted patents·32 pending applications·2,303 citations·filing 1977–2025
99Inventor score
Top patents by PatentIndex Score
168 records- 0198US10058373B2Treatment instrument and treatment systemOLYMPUS CORP·Filed 2017·Granted Aug 28, 2018·747 cites·25 claims
- 0295US5960141AOptical transmission terminal deviceFUJITSU LTD·Filed 1998·Granted Sep 28, 1999·228 cites·22 claims
- 0392US8534410B2Pedestrian protection device for vehicleNAKAURA MASAKI·Filed 2010·Granted Sep 17, 2013·32 cites·20 claims
- 0492US5855851AApparatus for trasferring liquid having liquid level sensing functionHITACHI LTD·Filed 1997·Granted Jan 5, 1999·86 cites·9 claims
- 0592US5685944AFilm transfer apparatus and a film transfer roller used thereinFUJI KAGAKU SHIKOGYO·Filed 1995·Granted Nov 11, 1997·75 cites·6 claims
- 0691US8028375B2Pinch prevention structure of slide doorMAZDA MOTOR·Filed 2008·Granted Oct 4, 2011·24 cites·17 claims
- 0791US4722878APhotomask materialMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Feb 2, 1988·74 cites·9 claims
- 0890US10168208B2Light amount detection device, immune analyzing apparatus and charged particle beam apparatus that each use the light amount detection deviceHITACHI HIGH TECH CORP·Filed 2016·Granted Jan 1, 2019·19 cites·7 claims
- 0988US6551530B2Method of forming a hybrid lensSONY CORP·Filed 2001·Granted Apr 22, 2003·28 cites·5 claims
- 1087US7508144B2Light source device, lighting and driving method thereof and projectorSEIKO EPSON CORP·Filed 2007·Granted Mar 24, 2009·17 cites·11 claims
- 1185US8253359B2Electric rotating machine control system and vehicle driving system including the electric rotating machine control systemTANAKA KAZUHIRO·Filed 2009·Granted Aug 28, 2012·21 cites·6 claims
- 1285US7247071B2Light source lamp and manufacturing method thereof, and projectorSEIKO EPSON CORP·Filed 2005·Granted Jul 24, 2007·8 cites·14 claims
- 1385USD296315SAutomobile tireBRIDGESTONE CORP·Filed 1986·Granted Jun 21, 1988·23 cites·1 claims
- 1485US4497865APolyethylene terephthalate film, process for the production thereof and magnetic recording medium therefromTORAY INDUSTRIES·Filed 1982·Granted Feb 5, 1985·37 cites·9 claims
- 1584US8004619B2Optical element, imaging apparatus having such optical element, and optical apparatus having two such optical elementsSONY CORP·Filed 2009·Granted Aug 23, 2011·7 cites·8 claims
- 1683US7397189B2Lamp device and projector therewithSEIKO EPSON CORP·Filed 2005·Granted Jul 8, 2008·7 cites·12 claims
- 1783US4139040APneumatic tire for vehiclesBRIDGESTONE TIRE CO LTD·Filed 1977·Granted Feb 13, 1979·31 cites·7 claims
- 1882US7729580B2Waveguide type optical device and manufacturing method of the waveguide type optical deviceFUJITSU LTD·Filed 2006·Granted Jun 1, 2010·12 cites·7 claims
- 1982US7633563B2Optical element, optical apparatus and imaging apparatus having particular light control structureSONY CORP·Filed 2007·Granted Dec 15, 2009·11 cites·14 claims
- 2082US6429976B1Optical switch using tilt mirrorsFUJITSU LTD·Filed 2001·Granted Aug 6, 2002·25 cites·11 claims
- 2182US4989644AAutomatic mispicked weft yarn removal system for a fluid jet loomNISSAN MOTOR·Filed 1989·Granted Feb 5, 1991·19 cites·46 claims
- 2281US7813049B2Optical elementSONY CORP·Filed 2008·Granted Oct 12, 2010·7 cites·16 claims
- 2381US7787190B2Optical element and imaging deviceSONY CORP·Filed 2009·Granted Aug 31, 2010·10 cites·8 claims
- 2481US4639707ATransformer with toroidal magnetic coreALLIED CORP·Filed 1986·Granted Jan 27, 1987·31 cites·4 claims
- 2580US7573524B2Liquid crystal light control element, lens barrel, and imaging deviceSONY CORP·Filed 2005·Granted Aug 11, 2009·7 cites·11 claims
- 2680US7393047B2Automobile roof structureMAZDA MOTOR·Filed 2006·Granted Jul 1, 2008·11 cites·4 claims
- 2780US6993158B2Device for and method of automatically tracking a moving objectSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Jan 31, 2006·53 cites·32 claims
- 2880US6720742B2Light control device, method for driving same and pickup device using the light control deviceFiled 2001·Granted Apr 13, 2004·21 cites·14 claims
- 2979US8820938B2Projector light source having an airflow collision position above a light emission portionTANAKA KAZUHIRO·Filed 2011·Granted Sep 2, 2014·5 cites·21 claims
- 3079US7627200B2Optical deviceFUJITSU LTD·Filed 2006·Granted Dec 1, 2009·5 cites·24 claims
- 3178USD395456SColor sample display panelNIPPON PAINT CO LTD·Filed 1997·Granted Jun 23, 1998·22 cites·1 claims
- 3277US11257749B2Wiring substrateSHINKO ELECTRIC IND CO·Filed 2019·Granted Feb 22, 2022·2 cites·6 claims
- 3377US8602479B2Instrument panel support structure of vehicleMAZDA MOTOR·Filed 2012·Granted Dec 10, 2013·9 cites·8 claims
- 3477US8138684B2Discharge lamp lighting device, control method thereof, and projectorTANAKA KAZUHIRO·Filed 2009·Granted Mar 20, 2012·6 cites·17 claims
- 3577US7944618B2Optical element and imaging apparatusSONY CORP·Filed 2010·Granted May 17, 2011·3 cites·14 claims
- 3677US6394663B2Ferrule assembly and optical moduleFUJITSU LTD·Filed 2001·Granted May 28, 2002·11 cites·1 claims
- 3776US7999499B2Rotating electrical machine control system and vehicle drive systemAISIN AW CO·Filed 2009·Granted Aug 16, 2011·11 cites·9 claims
- 3876US7857991B2Dichroic dye composition, and liquid-crystal composition and liquid-crystal element including dichroic dyeSONY CORP·Filed 2008·Granted Dec 28, 2010·6 cites·13 claims
- 3976US5727104AOptical transmission module and a method of producing the sameFUJITSU LTD·Filed 1996·Granted Mar 10, 1998·45 cites·11 claims
- 4075US5602681ALens barrel for a video camera, and linear feeding system thereofSONY CORP·Filed 1995·Granted Feb 11, 1997·35 cites·4 claims
- 4174US9529009B2Automatic analyzerTANOUE HIDETSUGU·Filed 2012·Granted Dec 27, 2016·4 cites·2 claims
- 4274US9415972B2Elevator operation control method and operation control deviceTOSHIBA ELEVATOR KK·Filed 2013·Granted Aug 16, 2016·4 cites·6 claims
- 4374US7289686B2Optical modulatorFUJITSU LTD·Filed 2006·Granted Oct 30, 2007·4 cites·12 claims
- 4474US7042740B2Soft-switching half-bridge inverter power supply systemDAIHEN CORP·Filed 2005·Granted May 9, 2006·14 cites·11 claims
- 4572US8613467B2Upper vehicle-body structure of vehicleMAZDA MOTOR·Filed 2012·Granted Dec 24, 2013·6 cites·10 claims
- 4672US8002057B2Hybrid drive systemAISIN AW CO·Filed 2009·Granted Aug 23, 2011·9 cites·8 claims
- 4772US7913790B2Structure of instrument panel area of vehicleMAZDA MOTOR·Filed 2008·Granted Mar 29, 2011·12 cites·6 claims
- 4872US2023414268A1Treatment instrument and manufacturing method of treatment instrumentOLYMPUS CORP·Filed 2023·Application pending·0 cites
- 4972US2025229354A1Welding power supplyDAIHEN CORP·Filed 2024·Application pending·0 cites
- 5071US5307339ATranslating apparatus for an optical pickup deviceSONY CORP·Filed 1992·Granted Apr 26, 1994·19 cites·6 claims
Showing the top 50 of 168 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Kazuhiro Tanaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →