Inventor · disambiguated record
Hiroshi Ichikawa
Also filed as: FURUYA YOSHIKO · ICHIKAWA HIROSHI
109 granted patents·30 pending applications·1,598 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
139 records- 0198US5592094ABatterey discharge characteristics calculation method and remaining battery capacity measuring deviceYAZAKI CORP·Filed 1995·Granted Jan 7, 1997·222 cites·7 claims
- 0294US7976005B2Paper sheets storage and paper sheets handling apparatusHITACHI OMRON TERMINAL SOLUTIONS CORP·Filed 2007·Granted Jul 12, 2011·15 cites·9 claims
- 0394US5266930ADisplay apparatusYAZAKI CORP·Filed 1990·Granted Nov 30, 1993·161 cites·19 claims
- 0493US6335901B1Semiconductor deviceHITACHI LTD·Filed 2000·Granted Jan 1, 2002·66 cites·38 claims
- 0590US8056894B2Image forming apparatusICHIKAWA HIROSHI·Filed 2009·Granted Nov 15, 2011·12 cites·10 claims
- 0689US6911942B2Antenna apparatus and communication apparatus using the sameYOKOWO SEISAKUSHO KK·Filed 2002·Granted Jun 28, 2005·30 cites·17 claims
- 0788US11348660B1Semiconductor device performing loop-back test operationMICRON TECHNOLOGY INC·Filed 2020·Granted May 31, 2022·2 cites·17 claims
- 0888US5092647AWire harness mounting structure for motor vehicle doorYAZAKI CORP·Filed 1990·Granted Mar 3, 1992·53 cites·1 claims
- 0988US4907836AWire harness mounting structure for motor vehicle doorYAZAKI CORP·Filed 1988·Granted Mar 13, 1990·48 cites·11 claims
- 1087US11111093B2Sheet conveyor and image forming apparatusBROTHER IND LTD·Filed 2019·Granted Sep 7, 2021·3 cites·14 claims
- 1186US6754133B2Semiconductor deviceHITACHI LTD·Filed 2002·Granted Jun 22, 2004·33 cites·2 claims
- 1285US8275600B2Machine learning for transliterationBILAC SLAVEN·Filed 2009·Granted Sep 25, 2012·31 cites·22 claims
- 1385US6969064B2Paper sheet storing and releasing apparatusHITACHI LTD·Filed 2004·Granted Nov 29, 2005·22 cites·14 claims
- 1484US7598921B2Folded antennaYOKOWO SEISAKUSHO KK·Filed 2005·Granted Oct 6, 2009·19 cites·12 claims
- 1584US7180473B2Antenna with built-in filterUBE INDUSTRIES·Filed 2002·Granted Feb 20, 2007·47 cites·13 claims
- 1684US5119218ALiquid crystal display device having varistor elementsUBE INDUSTRIES·Filed 1989·Granted Jun 2, 1992·30 cites·17 claims
- 1783US12396166B2Semiconductor device and method for forming the wiring structures avoiding short circuit thereofMICRON TECHNOLOGY INC·Filed 2024·Granted Aug 19, 2025·0 cites·20 claims
- 1880US8939446B2Roller deviceICHIKAWA HIROSHI·Filed 2013·Granted Jan 27, 2015·4 cites·33 claims
- 1980US7207887B2Torque fluctuation absorbing deviceAISIN SEIKI·Filed 2004·Granted Apr 24, 2007·17 cites·15 claims
- 2079US9816151B2Method for operating blast furnace and method for producing molten pig ironNIPPON STEEL & SUMIKIN ENG CO·Filed 2013·Granted Nov 14, 2017·4 cites·17 claims
- 2179US7425181B2Torque fluctuation absorbing deviceAISIN SEIKI·Filed 2007·Granted Sep 16, 2008·7 cites·4 claims
- 2279US6207262B1Coated cemented carbide endmill having hard-material-coated-layers excellent in adhesionMITSUBISHI MATERIALS CORP·Filed 1998·Granted Mar 27, 2001·44 cites·33 claims
- 2379US3956568ACarbon-metal composite materialNIPPON CARBON CO LTD·Filed 1974·Granted May 11, 1976·19 cites·16 claims
- 2478US10087023B2Sheet feeding apparatus and image forming apparatusBROTHER IND LTD·Filed 2017·Granted Oct 2, 2018·2 cites·11 claims
- 2578US8355270B2Semiconductor device having open bit line architectureELPIDA MEMORY INC·Filed 2010·Granted Jan 15, 2013·6 cites·20 claims
- 2678US6897684B2Input buffer circuit and semiconductor memory deviceELPIDA MEMORY INC·Filed 2003·Granted May 24, 2005·27 cites·8 claims
- 2777US9779904B2Chip type fuseKOA CORP·Filed 2015·Granted Oct 3, 2017·2 cites·3 claims
- 2877US6496403B2Semiconductor memory deviceHITACHI LTD·Filed 2001·Granted Dec 17, 2002·24 cites·42 claims
- 2976US6217997B1Ceramic fiber reinforced ceramic matrix composite material and method of producing the sameTOSHIBA KK·Filed 1995·Granted Apr 17, 2001·33 cites·14 claims
- 3076US4375229AMethod and apparatus of automatically positioning wire ends for multi-mode end processingYAZAKI CORP·Filed 1980·Granted Mar 1, 1983·33 cites·38 claims
- 3176US2024282537A1Chip-type current fuseKOA CORP·Filed 2024·Application pending·0 cites
- 3275US7132984B2Antenna with built-in filterUBE INDUSTRIES·Filed 2003·Granted Nov 7, 2006·29 cites·11 claims
- 3375US5668357ASeat combination switchYAZAKI CORP·Filed 1996·Granted Sep 16, 1997·62 cites·6 claims
- 3473US8655255B2Sheet conveyer device and image forming apparatusICHIKAWA HIROSHI·Filed 2012·Granted Feb 18, 2014·3 cites·10 claims
- 3573US4726980AElectromagnetic wave absorbers of silicon carbide fibersNIPPON CARBON CO LTD·Filed 1987·Granted Feb 23, 1988·36 cites·15 claims
- 3672US6927648B2MultiplexerUBE INDUSTRIES·Filed 2001·Granted Aug 9, 2005·16 cites·9 claims
- 3772US5270280APacking material for liquid chromatography and method of manufacturing thereofNIPPON CARBON CO LTD·Filed 1991·Granted Dec 14, 1993·30 cites·8 claims
- 3872US2025368820A1Polycarbonate resin composition and molded article comprising sameTEIJIN LTD·Filed 2023·Application pending·0 cites
- 3970US4233161ASublimable compositionIDEMITSU KOSAN CO·Filed 1977·Granted Nov 11, 1980·19 cites·19 claims
- 4069US11830565B2Semiconductor device performing loop-back test operationMICRON TECHNOLOGY INC·Filed 2022·Granted Nov 28, 2023·0 cites·20 claims
- 4169US9411302B2Image forming apparatusBROTHER IND LTD·Filed 2015·Granted Aug 9, 2016·1 cites·18 claims
- 4269US5744931ABattery remaining capacity measuring apparatusYAZAKI CORP·Filed 1996·Granted Apr 28, 1998·30 cites·2 claims
- 4368US7618476B2Method and apparatus for cooling reduced-iron agglomerateNIPPON STEEL CORP·Filed 2002·Granted Nov 17, 2009·6 cites·1 claims
- 4467US8544839B2Sheet feeder with slanted guide surface and image forming apparatus having the sameICHIKAWA HIROSHI·Filed 2012·Granted Oct 1, 2013·2 cites·11 claims
- 4567US5663866AMeter moduleYAZAKI CORP·Filed 1994·Granted Sep 2, 1997·28 cites·16 claims
- 4666US9242814B2Image processing apparatus, controlling method thereof, and computer-readable medium for controlling torque applied to a separation roller of image processing apparatusBROTHER IND LTD·Filed 2014·Granted Jan 26, 2016·2 cites·14 claims
- 4766US8725056B2Image forming apparatusICHIKAWA HIROSHI·Filed 2010·Granted May 13, 2014·2 cites·20 claims
- 4866US8371574B2Sheet feeding device and image forming apparatusBROTHER KOGYO KABUSHIKI KASIHA·Filed 2011·Granted Feb 12, 2013·3 cites·17 claims
- 4965US6549484B2Semiconductor deviceHITACHI LTD·Filed 2001·Granted Apr 15, 2003·11 cites·21 claims
- 5064US2022406792A1Semiconductor device and method for forming the wiring structures avoiding short circuit thereofMICRON TECHNOLOGY INC·Filed 2021·Application pending·0 cites
Showing the top 50 of 139 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →