Inventor · disambiguated record
Naoki Tanaka
Also filed as: TANAKA NAOKI
97 granted patents·29 pending applications·1,450 citations·filing 1979–2025
99Inventor score
Files withMITSUBISHI ELECTRIC CORP20HITACHI LTD11SANYO ELECTRIC CO11MIKUNI KOGYO KK8HITACHI MEDICAL CORP7
Top patents by PatentIndex Score
126 records- 0195US11556428B2Backup system including a data protection area and a read-only volume used by a controller to read a copy of backup data from the data protection areaHITACHI LTD·Filed 2021·Granted Jan 17, 2023·4 cites·8 claims
- 0294US10592352B1Backup systemHITACHI LTD·Filed 2019·Granted Mar 17, 2020·12 cites·6 claims
- 0393US11448142B2Exhaust valve device for vehicleMIKUNI KOGYO KK·Filed 2021·Granted Sep 20, 2022·3 cites·5 claims
- 0493US7196273B2Flat cable, flat cable sheet, and flat cable sheet producing methodSONY CORP·Filed 2005·Granted Mar 27, 2007·27 cites·27 claims
- 0592US6754579B2Automatic engine stop and start systemDENSO CORP·Filed 2002·Granted Jun 22, 2004·78 cites·13 claims
- 0691US8203246B2Five-phase motor with improved stator structureNASHIKI MASAYUKI·Filed 2010·Granted Jun 19, 2012·15 cites·4 claims
- 0791US4833726AHelmet with two-way radio communication facultyNGK INSULATORS LTD·Filed 1987·Granted May 23, 1989·108 cites·41 claims
- 0889US12305600B2Fuel injection valve support structureHITACHI ASTEMO LTD·Filed 2022·Granted May 20, 2025·1 cites·4 claims
- 0989US5202812AApparatus for detecting faults on power transmission linesNGK INSULATORS LTD·Filed 1989·Granted Apr 13, 1993·72 cites·11 claims
- 1089US4498310AHeat pump systemMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Feb 12, 1985·64 cites·8 claims
- 1187US6737145B1Organic-inorganic composite graded material, method for preparation thereof and use thereofUBE NITTO KASEI CO·Filed 1999·Granted May 18, 2004·68 cites·26 claims
- 1287US4648131AWork helmet having transmitter-receiver for light signalNGK INSULATORS LTD·Filed 1984·Granted Mar 3, 1987·78 cites·10 claims
- 1386US9893515B2Power switchgear having surge suppression apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Feb 13, 2018·6 cites·5 claims
- 1485US5235449APolarizer with patterned diacetylene layer, method for producing the same, and liquid crystal display device including such polarizerHITACHI LTD·Filed 1991·Granted Aug 10, 1993·71 cites·19 claims
- 1582US5033425AInternal combustion engine equipped with a torque controllerHITACHI LTD·Filed 1989·Granted Jul 23, 1991·32 cites·5 claims
- 1681US8246536B2Treatment tool insertion channel of endoscopeOCHI KUNITAKA·Filed 2007·Granted Aug 21, 2012·48 cites·11 claims
- 1780US11105274B1Exhaust valve device for vehicleMIKUNI KOGYO KK·Filed 2021·Granted Aug 31, 2021·1 cites·6 claims
- 1880US9212825B2Air conditionerWAKAMOTO SHINICHI·Filed 2008·Granted Dec 15, 2015·12 cites·15 claims
- 1979US2025373097A1Rotary electric machineDENSO CORP·Filed 2025·Application pending·0 cites
- 2078US12162352B2Vehicle display control apparatus and vehicle display control methodPANASONIC IP MAN CO LTD·Filed 2020·Granted Dec 10, 2024·1 cites·13 claims
- 2177US10297987B2Gas insulated switchgearMITSUBISHI ELECTRIC CORP·Filed 2015·Granted May 21, 2019·3 cites·17 claims
- 2277US6310425B1Surface acoustic wave deviceSANYO ELECTRIC CO·Filed 2000·Granted Oct 30, 2001·18 cites·2 claims
- 2377US5163256AElasto-plastic damper for structureKAJIMA CORP·Filed 1990·Granted Nov 17, 1992·47 cites·13 claims
- 2477US4987747AAir conditioning deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 29, 1991·42 cites·7 claims
- 2576USD825489SDistribution boardMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Aug 14, 2018·13 cites·1 claims
- 2675US11759889B2Workpiece having weld, welding apparatus for workpiece, and welding methodNHK SPRING CO LTD·Filed 2021·Granted Sep 19, 2023·0 cites·4 claims
- 2775US5613849ADental care material and manufacturing methodINJEX CORP·Filed 1995·Granted Mar 25, 1997·34 cites·18 claims
- 2875US5410847AJunction structure between steel member and structural memberKAJIMA CORP·Filed 1994·Granted May 2, 1995·47 cites·38 claims
- 2974US6310424B1Surface acoustic wave deviceSANYO ELECTRIC CO·Filed 2000·Granted Oct 30, 2001·16 cites·2 claims
- 3074US5996372AAccumulatorMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Dec 7, 1999·38 cites·10 claims
- 3173US11280475B2Light emitting device, display device, and lighting deviceSATURN LICENSING LLC·Filed 2021·Granted Mar 22, 2022·0 cites·22 claims
- 3273US5773099ADental care material and manufacturing methodINJEX CORP·Filed 1996·Granted Jun 30, 1998·30 cites·18 claims
- 3372US9587843B2Air-conditioning apparatus and relay unitYAMASHITA KOJI·Filed 2008·Granted Mar 7, 2017·4 cites·16 claims
- 3472US8795175B2Biological measurement system measuring cerebral blood volume changes to find disease or dangerFUNANE TSUKASA·Filed 2008·Granted Aug 5, 2014·11 cites·17 claims
- 3572US6310423B1Surface acoustic wave deviceSANYO ELECTRIC CO·Filed 2000·Granted Oct 30, 2001·15 cites·5 claims
- 3672US5357357ALiquid crystal display devices with organic thin film formed by compressing molecules on liquid surface and transferring to substrate by horizontal liftingHITACHI LTD·Filed 1990·Granted Oct 18, 1994·31 cites·23 claims
- 3772US2025379485A1Circuit-integrated motorMIKUNI KOGYO KK·Filed 2025·Application pending·0 cites
- 3871US2025309316A1Fuel cell stackHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3971US2025309284A1Fuel cell stackHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 4070US9273875B2Air conditioning apparatus having indoor, outdoor, and relay unitsYAMASHITA KOJI·Filed 2008·Granted Mar 1, 2016·3 cites·8 claims
- 4170US6420815B1Substrate for surface acoustic wave device and surface acoustic wave deviceSANYO ELECTRIC CO·Filed 2000·Granted Jul 16, 2002·13 cites·9 claims
- 4269US8820106B2Air conditioning apparatusWAKAMOTO SHINICHI·Filed 2008·Granted Sep 2, 2014·3 cites·16 claims
- 4368US2024304833A1Fuel cell stackHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4468US2024304834A1Fuel cell stackHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4568US2024304847A1Fuel cell stackHONDA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4667US11219970B2Workpiece having weld, welding apparatus for workpiece, and welding methodNHK SPRING CO LTD·Filed 2018·Granted Jan 11, 2022·0 cites·2 claims
- 4767US5498920AAcoustic wave device and process for producing sameSANYO ELECTRIC CO·Filed 1994·Granted Mar 12, 1996·18 cites·4 claims
- 4866US7353054B2Optical measurement apparatus for living bodyHITACHI MEDICAL CORP·Filed 2004·Granted Apr 1, 2008·41 cites·14 claims
- 4966US2025079916A1Axial gap type rotary electric machine and manufacturing method thereofDENSO CORP·Filed 2024·Application pending·0 cites
- 5065US11061781B2Backup systemHITACHI LTD·Filed 2020·Granted Jul 13, 2021·0 cites·15 claims
Showing the top 50 of 126 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →