Inventor · disambiguated record
Koji Tanaka
Also filed as: AOYAMA TORU · NAKAYAMA YOSHIRO · TANAKA KOJI · TANAKA KOJI O
284 granted patents·103 pending applications·4,045 citations·filing 1974–2025
99Inventor score
Files withTAKATA CORP62MURATA MANUFACTURING CO41MITSUBISHI ELECTRIC CORP31TOKYO ELECTRON LTD19DENSO CORP15
Top patents by PatentIndex Score
387 records- 0195US6633748B1Composite high frequency component and mobile communication device including the sameMURATA MANUFACTURING CO·Filed 1999·Granted Oct 14, 2003·79 cites·12 claims
- 0295US6499554B1Seat belt retractorFiled 2000·Granted Dec 31, 2002·94 cites·17 claims
- 0395US4993780ARegenerative braking system for carISUZU MOTORS LTD·Filed 1989·Granted Feb 19, 1991·50 cites·8 claims
- 0494US7681303B2Method for manufacturing a magnetic head sliderHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Mar 23, 2010·23 cites·8 claims
- 0594US7200365B2Composite high frequency component and mobile communication device including the sameMURATA MANUFACTURING CO·Filed 2003·Granted Apr 3, 2007·67 cites·10 claims
- 0694US6427935B1Seat belt retractorTAKATA CORP·Filed 2000·Granted Aug 6, 2002·63 cites·12 claims
- 0794US5088041ARegenerative braking system for carISUZU MOTORS LTD·Filed 1989·Granted Feb 11, 1992·81 cites·7 claims
- 0893US7268976B2Magnetic head and method of manufacturing the sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Sep 11, 2007·15 cites·8 claims
- 0993US6445262B1Composite high frequency component and mobile communication apparatus incorporating the sameMURATA MANUFACTURING CO·Filed 2000·Granted Sep 3, 2002·60 cites·7 claims
- 1092US7328281B2Address translation equipment, terminal equipment and mobile communication methodHITACHI LTD·Filed 2002·Granted Feb 5, 2008·82 cites·10 claims
- 1192US7162529B2System using mobile proxy for intercepting mobile IP message and performing protocol translation to support multiple communication protocols between mobile networksHITACHI LTD·Filed 2003·Granted Jan 9, 2007·91 cites·12 claims
- 1292US6726249B2Motorized seat belt retractorTAKATA CORP·Filed 2001·Granted Apr 27, 2004·54 cites·9 claims
- 1392US4520401ADigital video signal recording system and reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 1983·Granted May 28, 1985·71 cites·22 claims
- 1491US7516808B2Seat belt retractor and seat belt apparatusTAKATA CORP·Filed 2006·Granted Apr 14, 2009·26 cites·14 claims
- 1590US5013349ASoil conditioner and method of producing the sameJAPAN EXLAN CO LTD·Filed 1983·Granted May 7, 1991·62 cites·14 claims
- 1689US6709012B1Gas generatorNIPPON KAYAKU KK·Filed 2000·Granted Mar 23, 2004·41 cites·6 claims
- 1789US6563396B2Composite high frequency component and mobile communication apparatus incorporating the sameMURATA MANUFACTURING CO·Filed 2002·Granted May 13, 2003·32 cites·20 claims
- 1888US8610071B2Method of measuring characteristics of specimen, and flat-plate periodic structureMURATA MANUFACTURING CO·Filed 2013·Granted Dec 17, 2013·8 cites·12 claims
- 1988US7149061B2Magnetic head with electro-lapping guideHITACHI LTD·Filed 2001·Granted Dec 12, 2006·23 cites·8 claims
- 2088US6842282B2Reflection projection screenARISAWA SEISAKUSHO KK·Filed 2002·Granted Jan 11, 2005·44 cites·7 claims
- 2188US6827308B2Controlling method of seat belt retractorTAKATA CORP·Filed 2002·Granted Dec 7, 2004·32 cites·10 claims
- 2288US6731184B1High frequency switching componentMURATA MANUFACTURING CO·Filed 2000·Granted May 4, 2004·34 cites·19 claims
- 2387US10573539B2Substrate liquid processing apparatusTOKYO ELECTRON LTD·Filed 2015·Granted Feb 25, 2020·6 cites·10 claims
- 2487US8771119B2Lubricant composition for chains, and chainTANAKA KOJI·Filed 2008·Granted Jul 8, 2014·7 cites·2 claims
- 2587US6908112B2Motorized seat belt retractorTAKATA CORP·Filed 2004·Granted Jun 21, 2005·35 cites·5 claims
- 2687US6420072B1Polyelectrolytic gelTOYO BOSEKI·Filed 2000·Granted Jul 16, 2002·36 cites·31 claims
- 2787US5783976AComposite high frequency apparatus and method of forming sameMURATA MANUFACTURING CO·Filed 1995·Granted Jul 21, 1998·47 cites·9 claims
- 2887US5344189AVehicle height adjusting deviceISUZU MOTORS LTD·Filed 1992·Granted Sep 6, 1994·63 cites·12 claims
- 2986US6815933B2Voltage regulator for alternator and method of controlling power generation of alternatorDENSO CORP·Filed 2004·Granted Nov 9, 2004·35 cites·12 claims
- 3086US5266894AApparatus and method for testing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Nov 30, 1993·55 cites·15 claims
- 3186US5220543ACompact optical disc recording/reproducing systemVICTOR COMPANY OF JAPAN·Filed 1991·Granted Jun 15, 1993·49 cites·9 claims
- 3286US4613908ADigital video signal reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 1983·Granted Sep 23, 1986·43 cites·16 claims
- 3385US7634850B2Method of manufacturing magnetic head sliderHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Dec 22, 2009·6 cites·15 claims
- 3485US6929284B1Gas generatorNIPPON KAYAKU KK·Filed 2000·Granted Aug 16, 2005·40 cites·2 claims
- 3585US5917766ASemiconductor memory device that can carry out read disturb testing and burn-in testing reliablyMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 29, 1999·58 cites·17 claims
- 3685US4272422AAqueous microhydrogel dispersions, processes for producing the same, and processes for producing microhydrogelsJAPAN EXLAN CO LTD·Filed 1979·Granted Jun 9, 1981·27 cites·20 claims
- 3784US7020084B1Communication system, a communication method and communication terminalHITACHI LTD·Filed 2000·Granted Mar 28, 2006·46 cites·16 claims
- 3884US6734653B2Voltage regulator for alternator and method of controlling power generation of alternatorDENSO CORP·Filed 2001·Granted May 11, 2004·32 cites·8 claims
- 3984US5436559AMethod for testing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Jul 25, 1995·45 cites·10 claims
- 4084US4374175ANovel water-swellable fibers and process for producing the sameJAPAN EXLAN CO LTD·Filed 1981·Granted Feb 15, 1983·44 cites·6 claims
- 4184US4366206ANovel water-swellable fibers having a high degree of water-swellability and excellent physical properties and process for producing the sameJAPAN EXLAN CO LTD·Filed 1981·Granted Dec 28, 1982·57 cites·10 claims
- 4283US8205533B2Saw blade protectorsTANAKA KOJI·Filed 2009·Granted Jun 26, 2012·13 cites·5 claims
- 4383US7717215B2Seat belt retractorTAKATA CORP·Filed 2006·Granted May 18, 2010·15 cites·27 claims
- 4483US6604597B2Seat belt retractor with switching meansTAKATA CORP·Filed 2002·Granted Aug 12, 2003·24 cites·6 claims
- 4582US8378114B2N-2-(hetero)arylethylcarboxamide derivative, and pest-controlling agent comprising the sameNIHON NOHYAKU CO LTD·Filed 2007·Granted Feb 19, 2013·5 cites·7 claims
- 4682US7308348B2Method of controlling seatbelt retractorTAKATA CORP·Filed 2005·Granted Dec 11, 2007·14 cites·4 claims
- 4782US7209527B2Turbo decoder employing max and max* map decodingAGERE SYSTEMS INC·Filed 2002·Granted Apr 24, 2007·36 cites·27 claims
- 4882US5155401ARecorder motor with attached encoder and coverCANON KK·Filed 1991·Granted Oct 13, 1992·59 cites·8 claims
- 4981US11555819B2Cancer test device, cancer test method, and staining agent for use in cancer testUNIV MIE·Filed 2017·Granted Jan 17, 2023·2 cites·11 claims
- 5081US11056257B2Magnetic compound and antennaDOWA ELECTRONICS MATERIALS CO LTD·Filed 2016·Granted Jul 6, 2021·1 cites·5 claims
Showing the top 50 of 387 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →