Inventor · disambiguated record
Kazuo Tanaka
Also filed as: HIROSE RYUSHO · TANAKA KAZUO
207 granted patents·19 pending applications·3,464 citations·filing 1972–2025
99Inventor score
Files withCANON KK35MITSUBISHI GAS CHEMICAL CO21SEIKO EPSON CORP19RENESAS ELECTRONICS CORP16HITACHI LTD11
Top patents by PatentIndex Score
226 records- 0198US7714357B2Semiconductor deviceRENESAS TECH CORP·Filed 2008·Granted May 11, 2010·53 cites·15 claims
- 0297US5614099AHighly permeable composite reverse osmosis membrane, method of producing the same, and method of using the sameNITTO DENKO CORP·Filed 1995·Granted Mar 25, 1997·170 cites·14 claims
- 0396US6100589ASemiconductor device and a method for making the same that provide arrangement of a connecting region for an external connecting terminalSEIKO EPSON CORP·Filed 1997·Granted Aug 8, 2000·180 cites·3 claims
- 0495US7460829B2Wireless communication systemPANASONIC CORP·Filed 2004·Granted Dec 2, 2008·94 cites·28 claims
- 0595US6249145B1Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitHITACHI LTD·Filed 1998·Granted Jun 19, 2001·73 cites·34 claims
- 0693US8646438B2Supercharger intake ductSAEKI DAISUKE·Filed 2012·Granted Feb 11, 2014·15 cites·15 claims
- 0793US6267983B1Dermatological patch and process for producing thereofBANDO CHEMICAL IND·Filed 1998·Granted Jul 31, 2001·259 cites·15 claims
- 0893US5843351AHighly permeable composite reverse osmosis membrane, method of producing the sameNITTO DENKO CORP·Filed 1996·Granted Dec 1, 1998·93 cites·10 claims
- 0993US5132450AProcess for producing high purity isophthalic acidMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Jul 21, 1992·92 cites·19 claims
- 1090US4698810AData recording and reproducing system with error correction capability using ECC and CRC codesHITACHI LTD·Filed 1984·Granted Oct 6, 1987·38 cites·4 claims
- 1189US4017339AFlux for use in submerged arc welding of steelKOBE STEEL LTD·Filed 1974·Granted Apr 12, 1977·43 cites·3 claims
- 1288US7593201B2Semiconductor integrated circuitRENESAS TECH CORP·Filed 2005·Granted Sep 22, 2009·14 cites·10 claims
- 1388US6504400B2Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitHITACHI LTD·Filed 2002·Granted Jan 7, 2003·21 cites·3 claims
- 1488US5989426AOsmosis membraneNITTO DENKO CORP·Filed 1996·Granted Nov 23, 1999·78 cites·10 claims
- 1588US4859042AZoom lensCANON KK·Filed 1987·Granted Aug 22, 1989·61 cites·6 claims
- 1687US5661329ASemiconductor integrated circuit device including an improved separating groove arrangementHITACHI LTD·Filed 1994·Granted Aug 26, 1997·73 cites·16 claims
- 1785US7532054B2Semiconductor integrated circuit device having I/O circuitry for low voltage operationRENESAS TECH CORP·Filed 2006·Granted May 12, 2009·10 cites·6 claims
- 1885US4046988AMethod of preventing base metal end crack in arc welding and end tab used thereforKOBE STEEL LTD·Filed 1976·Granted Sep 6, 1977·32 cites·5 claims
- 1984US9093283B2Semiconductor devices with output circuit and padRENESAS ELECTRONICS CORP·Filed 2015·Granted Jul 28, 2015·3 cites·8 claims
- 2084US7563527B2Fuel cell-atmospheric-pressure turbine hybrid systemKAWASAKI HEAVY IND LTD·Filed 2004·Granted Jul 21, 2009·52 cites·11 claims
- 2184US6392439B2Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitHITACHI LTD·Filed 2001·Granted May 21, 2002·16 cites·1 claims
- 2283US7855590B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Dec 21, 2010·8 cites·3 claims
- 2383US5640387ADigital loop carrier apparatus for large volume digital signal transmissionFUJITSU LTD·Filed 1995·Granted Jun 17, 1997·71 cites·13 claims
- 2482US9418881B2Substrate processing apparatus capable of switching control mode of heaterSUGIURA SHINOBU·Filed 2011·Granted Aug 16, 2016·9 cites·6 claims
- 2582US6789966B2Printer, carriage supporting structure and head assembly incorporated in the printerSEIKO EPSON CORP·Filed 2002·Granted Sep 14, 2004·30 cites·14 claims
- 2681US7615650B2Process for producing chroman compoundMITSUBISHI GAS CHEMICAL CO·Filed 2005·Granted Nov 10, 2009·4 cites·11 claims
- 2781US6756675B1Semiconductor device and a method for making the same that provide arrangement of a connecting region for an external connecting terminalSEIKO EPSON CORP·Filed 2000·Granted Jun 29, 2004·28 cites·7 claims
- 2881US6677780B2Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitHITACHI LTD·Filed 2002·Granted Jan 13, 2004·13 cites·7 claims
- 2980US6746908B2Temperature controlling method, thermal treating apparatus, and method of manufacturing semiconductor deviceHITACHI INT ELECTRIC INC·Filed 2001·Granted Jun 8, 2004·24 cites·16 claims
- 3080US6571655B2Involute gear pair structureJUKEN KOGYO CO LTD·Filed 2001·Granted Jun 3, 2003·27 cites·11 claims
- 3180US5612432ASheetlike article for optical useTORAY INDUSTRIES·Filed 1994·Granted Mar 18, 1997·28 cites·6 claims
- 3279US11285438B2Carbon dioxide separation recovery system and methodKAWASAKI HEAVY IND LTD·Filed 2019·Granted Mar 29, 2022·3 cites·13 claims
- 3379US8584783B2Motorcycle with superchargerSAEKI DAISUKE·Filed 2012·Granted Nov 19, 2013·12 cites·16 claims
- 3479US8552561B2Semiconductor device with output circuit arrangementHAYASHI TAKAHIRO·Filed 2010·Granted Oct 8, 2013·3 cites·11 claims
- 3579US7091767B2Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitHITACHI ULSI SYS CO LTD·Filed 2005·Granted Aug 15, 2006·5 cites·6 claims
- 3678US9458852B2Centrifugal fan having a flow control memberNIDEC CORP·Filed 2013·Granted Oct 4, 2016·5 cites·10 claims
- 3778US9214217B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Dec 15, 2015·5 cites·15 claims
- 3878US6947634B2Optical waveguide deviceUNIV GIFU·Filed 2003·Granted Sep 20, 2005·25 cites·14 claims
- 3978US6496749B1Semiconductor producing apparatus and temperature control method thereforKOKUSAI ELECTRIC CO LTD·Filed 1999·Granted Dec 17, 2002·51 cites·33 claims
- 4078US5249007AStrobe apparatusWEST ELECTRIC CO·Filed 1992·Granted Sep 28, 1993·18 cites·6 claims
- 4177US5841414ALiquid crystal display deviceCITIZEN WATCH CO LTD·Filed 1997·Granted Nov 24, 1998·54 cites·14 claims
- 4277US5641983ASemiconductor device having a gate electrode having a low dopant concentrationSEIKO EPSON CORP·Filed 1995·Granted Jun 24, 1997·33 cites·11 claims
- 4376US7703662B2Conductive ball mounting apparatus and conductive ball mounting methodSHINKO ELECTRIC IND CO·Filed 2008·Granted Apr 27, 2010·5 cites·10 claims
- 4476USD556264SAdvertising pillarWALL AG·Filed 2006·Granted Nov 27, 2007·22 cites·1 claims
- 4576US6853217B2Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuitRENESAS TECH CORP·Filed 2003·Granted Feb 8, 2005·10 cites·3 claims
- 4676US5247793AExhaust purification system for multiple cylinder enginesMAZDA MOTOR·Filed 1992·Granted Sep 28, 1993·32 cites·5 claims
- 4776US4682860AUltrasmall size zoom lensCANON KK·Filed 1985·Granted Jul 28, 1987·35 cites·8 claims
- 4876US4443078ADistance detecting device in a cameraCANON KK·Filed 1982·Granted Apr 17, 1984·30 cites·25 claims
- 4975US7924539B2Semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2009·Granted Apr 12, 2011·5 cites·6 claims
- 5075US7863652B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Jan 4, 2011·5 cites·14 claims
Showing the top 50 of 226 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →