Inventor · disambiguated record
Hirotaka Ishii
Also filed as: ISHII HIROTAKA
23 granted patents·5 pending applications·279 citations·filing 1999–2024
93Inventor score
Top patents by PatentIndex Score
28 records- 0196US7030738B2Car-mounted imaging apparatus and driving assistance apparatus for car using the imaging apparatusOMRON TATEISI ELECTRONICS CO·Filed 2003·Granted Apr 18, 2006·132 cites·4 claims
- 0287US11681256B2Image forming apparatus having detachable cartridges and image forming systemCANON KK·Filed 2021·Granted Jun 20, 2023·1 cites·32 claims
- 0387US10541073B2Superconducting coil and superconducting deviceTOSHIBA KK·Filed 2017·Granted Jan 21, 2020·3 cites·17 claims
- 0480US12292712B2Image forming apparatus having photoconductor unit with removable developing cartridge and electrical connectorsCANON KK·Filed 2023·Granted May 6, 2025·0 cites·6 claims
- 0580US7702255B2Opening/closing mechanism, image forming apparatus and gear mechanismCANON KK·Filed 2007·Granted Apr 20, 2010·6 cites·10 claims
- 0680US6876821B2Color image forming apparatus and image quality control systemCANON KK·Filed 2002·Granted Apr 5, 2005·19 cites·7 claims
- 0777US11124378B2Sheet discharging apparatus and image forming apparatusCANON KK·Filed 2020·Granted Sep 21, 2021·1 cites·9 claims
- 0877US2025081862A1Oxide superconductor and method for manufacturing the sameTOSHIBA KK·Filed 2024·Application pending·0 cites
- 0976US6952548B2Charging apparatus with auxiliary member and image forming apparatus having the charging apparatusCANON KK·Filed 2003·Granted Oct 4, 2005·15 cites·38 claims
- 1075US12153373B2Image forming apparatus having detachable cartridges and image forming systemCANON KK·Filed 2023·Granted Nov 26, 2024·0 cites·8 claims
- 1175US11874629B2Image forming apparatus having photoconductor unit and removable developing cartridgeCANON KK·Filed 2022·Granted Jan 16, 2024·0 cites·9 claims
- 1273US8543034B2Electrophotographic color image forming apparatus and cartridgeISHII HIROTAKA·Filed 2011·Granted Sep 24, 2013·2 cites·17 claims
- 1370US6647133B1Fingerprint identification device-equip with a touch sensor for detecting a human fingerOMRON TATEISI ELECTRONICS CO·Filed 1999·Granted Nov 11, 2003·94 cites·35 claims
- 1469US11513468B2Image forming apparatus having displaceable electrical contact when mounting photoconductor unitCANON KK·Filed 2021·Granted Nov 29, 2022·0 cites·9 claims
- 1568US11335481B2Oxide superconductor and method for manufacturing the sameTOSHIBA KK·Filed 2020·Granted May 17, 2022·0 cites·2 claims
- 1668US11328846B2Oxide superconductor and method for manufacturing the sameTOSHIBA KK·Filed 2020·Granted May 10, 2022·0 cites·4 claims
- 1767US12394541B2Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting deviceTOSHIBA KK·Filed 2023·Granted Aug 19, 2025·0 cites·14 claims
- 1863US12161054B2Oxide superconductor and method for manufacturing sameTOSHIBA KK·Filed 2021·Granted Dec 3, 2024·0 cites·11 claims
- 1963US10679779B2Oxide superconductor and method for manufacturing the sameTOSHIBA KK·Filed 2017·Granted Jun 9, 2020·0 cites·18 claims
- 2062US10692634B2Oxide superconductor and method for manufacturing the sameTOSHIBA KK·Filed 2017·Granted Jun 23, 2020·0 cites·24 claims
- 2162US8472837B2Photosensitive member cartridge for holding photosensitive member and mounting developing cartridgesISHII HIROTAKA·Filed 2010·Granted Jun 25, 2013·1 cites·17 claims
- 2250US9022381B2Sheet feeding device and image forming apparatusCANON KK·Filed 2014·Granted May 5, 2015·0 cites·18 claims
- 2350US2009009640A1Image pickup apparatus and monitoring device and methodOMRON TATEISI ELECTRONICS CO·Filed 2008·Application pending·0 cites
- 2449US2013153818A1Method for increasing thermal hysteresis activity, method for reducing thermal inactivation of thermal hysteresis activity, and composition for increasing thermal hysteresis activityOYAIZU SHINICHI·Filed 2011·Application pending·0 cites
- 2548US10183822B2Sheet feeding unit, sheet feeding apparatus including sheet feeding unit, and image forming apparatus including sheet feeding apparatusCANON KK·Filed 2017·Granted Jan 22, 2019·0 cites·21 claims
- 2644US2013267629A1Mesoporous silica particles, method for producing mesoporous silica particles, and mesoporous silica particle-containing molded articleFUKUOKA AYUMU·Filed 2011·Application pending·0 cites
- 2740US2006210124A1Image processing system, image processing apparatus and method, recording medium, and programOMRON TATEISI ELECTRONICS CO·Filed 2006·Application pending·0 cites
- 2827US6959105B1Fingerprint identification device equipped with a user recording unitOMRON TATEISI ELECTRONICS CO·Filed 1999·Granted Oct 25, 2005·5 cites·9 claims
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