Inventor · disambiguated record
Hitoshi Tanaka
Also filed as: HIROTA TETSUYA · TANAKA HITOSHI · UEOKA HISAYOSHI
292 granted patents·68 pending applications·7,833 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
360 records- 0199US4108211AArticulated, four-way bendable tube structureFUJI PHOTO OPTICAL CO LTD·Filed 1976·Granted Aug 22, 1978·1.4k cites·8 claims
- 0298US11307473B2Display device including a strip oxide semiconductor overlapping an openingJAPAN DISPLAY INC·Filed 2020·Granted Apr 19, 2022·5 cites·13 claims
- 0398US10866478B2Display device including an oxide semiconductor which overlaps an openingJAPAN DISPLAY INC·Filed 2020·Granted Dec 15, 2020·5 cites·9 claims
- 0498US5297097ALarge scale integrated circuit for low voltage operationHITACHI LTD·Filed 1989·Granted Mar 22, 1994·121 cites·16 claims
- 0597US7558107B2Non volatile memoryRENESAS TECH CORP·Filed 2007·Granted Jul 7, 2009·52 cites·4 claims
- 0697US6609236B2Semiconductor IC device having a memory and a logic circuit implemented with a single chipHITACHI LTD·Filed 2001·Granted Aug 19, 2003·88 cites·10 claims
- 0797US6091660ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1999·Granted Jul 18, 2000·164 cites·6 claims
- 0897US5526313ALarge scale integrated circuit with sense amplifier circuits for low voltage operationHITACHI LTD·Filed 1993·Granted Jun 11, 1996·156 cites·12 claims
- 0997US5316727AMeasuring apparatusTERUMO CORP·Filed 1992·Granted May 31, 1994·255 cites·9 claims
- 1097US5091207AProcess and apparatus for chemical vapor depositionFUJITSU LTD·Filed 1990·Granted Feb 25, 1992·188 cites·12 claims
- 1196US9663073B2Cleaning apparatus for in-vehicle optical sensorDENSO CORP·Filed 2013·Granted May 30, 2017·24 cites·13 claims
- 1295US12078557B2Force sensorJAPAN DISPLAY INC·Filed 2022·Granted Sep 3, 2024·2 cites·12 claims
- 1395US10534235B2Display device including an oxide semiconductor which overlaps an openingJAPAN DISPLAY INC·Filed 2018·Granted Jan 14, 2020·5 cites·15 claims
- 1495US9180840B2Camera washing device for camera lensDENSO CORP·Filed 2012·Granted Nov 10, 2015·25 cites·39 claims
- 1595US6339344B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Jan 15, 2002·79 cites·25 claims
- 1695US6314044B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Nov 6, 2001·94 cites·6 claims
- 1795US5910924ASemiconductor integrated circuit including voltage converter effective at low operational voltagesHITACHI LTD·Filed 1997·Granted Jun 8, 1999·154 cites·23 claims
- 1895US4974949AZoom lens barrelASAHI OPTICAL CO LTD·Filed 1988·Granted Dec 4, 1990·125 cites·27 claims
- 1995US4894672ACamera having focal length adjusting lensASAHI OPTICAL CO LTD·Filed 1988·Granted Jan 16, 1990·51 cites·22 claims
- 2095US4590227AWater-swellable elastomer compositionSEITETSU KAGAKU CO LTD·Filed 1984·Granted May 20, 1986·202 cites·15 claims
- 2194US10705399B2Display device including an oxide semiconductor which overlaps an openingJAPAN DISPLAY INC·Filed 2019·Granted Jul 7, 2020·5 cites·9 claims
- 2294US10281783B2Display deviceJAPAN DISPLAY INC·Filed 2018·Granted May 7, 2019·5 cites·16 claims
- 2394US6535435B2Reference voltage generator permitting stable operationHITACHI LTD·Filed 2001·Granted Mar 18, 2003·82 cites·3 claims
- 2494US4994688ASemiconductor device having a reference voltage generating circuitHITACHI LTD·Filed 1989·Granted Feb 19, 1991·105 cites·18 claims
- 2593US12223922B2Display deviceJAPAN DISPLAY INC·Filed 2023·Granted Feb 11, 2025·2 cites·8 claims
- 2693US6912155B2Non volatile memoryRENESAS TECH CORP·Filed 2003·Granted Jun 28, 2005·59 cites·15 claims
- 2793US5180798AProcess for production of water-absorbent resinSUMITOMO SEIKA CHEMICALS·Filed 1991·Granted Jan 19, 1993·87 cites·16 claims
- 2893US4863989AWater-absorbent resin compositionSEITETSU KAGAKU CO LTD·Filed 1987·Granted Sep 5, 1989·46 cites·2 claims
- 2992US7541862B2Reference voltage generating circuitELPIDA MEMORY INC·Filed 2006·Granted Jun 2, 2009·21 cites·8 claims
- 3092US6335893B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 1998·Granted Jan 1, 2002·91 cites·23 claims
- 3192US6060417ACatalyst composition for transalkylation of alkylaromatic hydrocarbons and process for production of xyleneTORAY INDUSTRIES·Filed 1997·Granted May 9, 2000·51 cites·13 claims
- 3292US5272393AVoltage converter of semiconductor deviceHITACHI LTD·Filed 1991·Granted Dec 21, 1993·66 cites·2 claims
- 3392US4839735ASolid state image sensor having variable charge accumulation time periodHAMAMATSU PHOTONICS KK·Filed 1987·Granted Jun 13, 1989·86 cites·31 claims
- 3491US6366506B1Semiconductor device operating by receiving a plurality of operating voltagesHITACHI LTD·Filed 2000·Granted Apr 2, 2002·48 cites·11 claims
- 3591US6359184B1Process for production of xyleneTORAY INDUSTRIES·Filed 2000·Granted Mar 19, 2002·43 cites·22 claims
- 3690US6770383B2Plated material, method of producing same, and electrical/electronic part using sameFURUKAWA ELECTRIC CO LTD·Filed 2002·Granted Aug 3, 2004·41 cites·8 claims
- 3790US5460654AApparatus for generating raw material gas used in apparatus for growing thin filmFUJITSU LTD·Filed 1993·Granted Oct 24, 1995·76 cites·18 claims
- 3890US4875741AAnti-skid braking control system for use on motor vehicleNIPPON DENSO CO·Filed 1989·Granted Oct 24, 1989·38 cites·12 claims
- 3990US4683274AProcess for producing a water-absorbent resinSEITETSU KAGAKU CO LTD·Filed 1985·Granted Jul 28, 1987·226 cites·10 claims
- 4089USRE37593ELarge scale integrated circuit with sense amplifier circuits for low voltage operationHITACHI LTD·Filed 1998·Granted Mar 19, 2002·57 cites·83 claims
- 4189US6222406B1Semiconductor integrated circuit device, semiconductor memory system and clock synchronous circuitHITACHI LTD·Filed 1998·Granted Apr 24, 2001·55 cites·30 claims
- 4289US4732968AProcess for granulating a water-absorbent resin employing (a) water (b) inorganic powder & (c) surfactant in an inert solventSEITETSU KAGAKU CO LTD·Filed 1986·Granted Mar 22, 1988·53 cites·11 claims
- 4388US12379637B2Display device including a strip oxide semiconductor overlapping an openingJAPAN DISPLAY INC·Filed 2024·Granted Aug 5, 2025·0 cites·16 claims
- 4488US7114113B2Test circuit provided with built-in self test functionOKI ELECTRIC IND CO LTD·Filed 2003·Granted Sep 26, 2006·38 cites·5 claims
- 4588US5262999ALarge scale integrated circuit for low voltage operationHITACHI LTD·Filed 1992·Granted Nov 16, 1993·68 cites·29 claims
- 4687US8620564B2Abnormality detection apparatus and abnormality detection method for multi-cylinder internal combustion engineHAKARIYA MASASHI·Filed 2012·Granted Dec 31, 2013·8 cites·5 claims
- 4787US7705709B2Varistor and light-emitting apparatusTDK CORP·Filed 2007·Granted Apr 27, 2010·10 cites·12 claims
- 4887US7079332B2Lens tilt adjusting mechanismPENTAX CORP·Filed 2005·Granted Jul 18, 2006·17 cites·17 claims
- 4987US5589987AZoom lens barrelASAHI OPTICAL CO LTD·Filed 1995·Granted Dec 31, 1996·71 cites·7 claims
- 5087US5488513AZoom lens barrelASAHI OPTICAL CO LTD·Filed 1993·Granted Jan 30, 1996·63 cites·14 claims
Showing the top 50 of 360 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hitoshi 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 →