HI

Hirotaka Ishii

Canon: 13 patents #5,080 of 19,416Top 30%
KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
OM Omron: 3 patents #980 of 3,089Top 35%
📍 Shinagawa, JP: #48 of 807 inventorsTop 6%
Overall (All Time): #178,493 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12394541 Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting device Tomohiro Yamashita, Tomoko Eguchi 2025-08-19
12292712 Image forming apparatus having photoconductor unit with removable developing cartridge and electrical connectors 2025-05-06
12161054 Oxide superconductor and method for manufacturing same Takeshi Araki 2024-12-03
12153373 Image forming apparatus having detachable cartridges and image forming system Kenji Abe 2024-11-26
11874629 Image forming apparatus having photoconductor unit and removable developing cartridge 2024-01-16
11681256 Image forming apparatus having detachable cartridges and image forming system Kenji Abe 2023-06-20
11513468 Image forming apparatus having displaceable electrical contact when mounting photoconductor unit 2022-11-29
11335481 Oxide superconductor and method for manufacturing the same Takeshi Araki, Nao Kobayashi 2022-05-17
11328846 Oxide superconductor and method for manufacturing the same Takeshi Araki, Nao Kobayashi 2022-05-10
11124378 Sheet discharging apparatus and image forming apparatus Yoshisuke Kasuya, Kenichirou Isobe 2021-09-21
10692634 Oxide superconductor and method for manufacturing the same Takeshi Araki, Nao Kobayashi 2020-06-23
10679779 Oxide superconductor and method for manufacturing the same Takeshi Araki, Nao Kobayashi 2020-06-09
10541073 Superconducting coil and superconducting device Takeshi Araki, Kenji Tasaki 2020-01-21
10183822 Sheet feeding unit, sheet feeding apparatus including sheet feeding unit, and image forming apparatus including sheet feeding apparatus Masato Suzuki 2019-01-22
9022381 Sheet feeding device and image forming apparatus Shota Kase, Minoru Kawanishi, Keisuke Fujita, Akinori Yokota 2015-05-05
8543034 Electrophotographic color image forming apparatus and cartridge 2013-09-24
8472837 Photosensitive member cartridge for holding photosensitive member and mounting developing cartridges Shinji Kawamura, Makoto Nishigaki 2013-06-25
7702255 Opening/closing mechanism, image forming apparatus and gear mechanism 2010-04-20
7030738 Car-mounted imaging apparatus and driving assistance apparatus for car using the imaging apparatus 2006-04-18
6959105 Fingerprint identification device equipped with a user recording unit Takeo Morita, Yasuhide Yomo 2005-10-25
6952548 Charging apparatus with auxiliary member and image forming apparatus having the charging apparatus Michio Uchida, Akihiko Takeuchi, Tomoyuki Araki, Tamotsu Kaneko, Takaaki Tsuruya +2 more 2005-10-04
6876821 Color image forming apparatus and image quality control system Kenji Watanabe 2005-04-05
6647133 Fingerprint identification device-equip with a touch sensor for detecting a human finger Takeo Morita, Keiichi Nagayama, Yasuhide Yomo, Eiji Kasai 2003-11-11