AI

Akira Ishii

FI Fujifilm Business Innovation: 25 patents #254 of 5,238Top 5%
KS Kyocera Document Solutions: 11 patents #290 of 1,545Top 20%
HD Hitachi Displays: 8 patents #124 of 752Top 20%
Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
FC Funai Electric Co.: 7 patents #142 of 943Top 20%
JD Japan Display: 7 patents #421 of 1,204Top 35%
ND Ntt Docomo: 7 patents #371 of 1,706Top 25%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
TC Tsubakimoto Chain: 6 patents #72 of 593Top 15%
NC Nippon Zoki Pharmaceutical Co.: 5 patents #14 of 156Top 9%
FL Fujitsu Optical Components Limited: 5 patents #20 of 126Top 20%
HS Hitachi Automotive Systems: 5 patents #333 of 1,636Top 25%
Kubota: 5 patents #404 of 2,059Top 20%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
SC Sankyo Holdings Co.: 3 patents #223 of 700Top 35%
HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
NC Nippon Air Brake Co.: 3 patents #18 of 107Top 20%
HC Hitachi Device Engineering Co.: 3 patents #147 of 514Top 30%
SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
HC Hitachi Software Engineering Co.: 3 patents #54 of 502Top 15%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
DA Daihen: 2 patents #124 of 305Top 45%
NS National Institute For Materials Science: 2 patents #189 of 901Top 25%
NT NTT: 2 patents #2,095 of 4,871Top 45%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
NS Nippon A B S: 1 patents #2 of 10Top 20%
NM Nec Machinery: 1 patents #1 of 11Top 10%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
AI Aipore: 1 patents #9 of 11Top 85%
KU Keio University: 1 patents #190 of 781Top 25%
HC Hosokawa Yoko Co.: 1 patents #55 of 121Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TE Tokyo Shibaura Electric: 1 patents #96 of 337Top 30%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
Canon: 1 patents #14,899 of 19,416Top 80%
HI Hirata: 1 patents #76 of 174Top 45%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
DC Dan Co.: 1 patents #5 of 12Top 45%
Overall (All Time): #6,474 of 4,157,543Top 1%
147
Patents All Time

Issued Patents All Time

Showing 25 most recent of 147 patents

Patent #TitleCo-InventorsDate
12415691 Sheet feeding device and image forming apparatus including same 2025-09-16
12378088 Sheet feeder capable of accommodating and feeding sheets 2025-08-05
12371286 Sheet feeding cassette and image forming apparatus 2025-07-29
12071181 Electrical drive device and electrical power steering device Narutoshi YAMADA, Hideyuki Hara, Takuro Kanazawa 2024-08-27
12071182 Electrical drive device and electrical power steering device Tetsuro Tateyama, Hideyuki Hara 2024-08-27
11715989 Electronic control device and electric drive device Hideyuki Hara, Takuro Kanazawa, Kazuhiko Nakano, Tetsuro Tateyama 2023-08-01
11597898 Number analyzing method, number analyzing device, and storage medium for number analysis Takashi Washio, Tomoji Kawai, Masateru Taniguchi, Makusu Tsutsui, Kazumichi Yokota +1 more 2023-03-07
11029637 Positioning structure between sheet feeder and image forming apparatus to be installed onto top of the sheet feeder Masayuki Yamada 2021-06-08
11011996 Power converter Hiroyuki Saito, Yutaka Okubo, Ryuji Kurihara, Yuji Sobu 2021-05-18
10962921 Connecting structure between electrical connector of sheet feeder and electrical connector of image forming apparatus to be installed onto top of the sheet feeder Masayuki Yamada 2021-03-30
10635022 Toner container 2020-04-28
10635023 Toner case including agitator agitating toner and image forming apparatus including toner case Koshiro Tomimori 2020-04-28
10620565 Toner container 2020-04-14
10291806 Image reading device having a flat cable that transmits/receives a signal to/from the scanner and image forming apparatus Masuo Kawamoto 2019-05-14
10264150 Image reading apparatus that inhibits flat cable from contacting contact glass, and image forming apparatus Naozumi Ogawa, Masuo Kawamoto 2019-04-16
10177675 Electric power conversion device Yuta Numakura 2019-01-08
10175553 Optical module Shinji Maruyama, Yuki SAKURAI, Masaharu Doi, Osamu Oyama, Masami Kamioka 2019-01-08
10091903 Power conversion device having bus bar with improved vibration resistance Yosei Hara, Morio Kuwano 2018-10-02
10054744 Optical module and optical fiber assembly Masaharu Doi, Teruhiro Kubo, Yoshinobu Kubota 2018-08-21
10001693 Light communication device, light module, and method for coupling Masaki Sugiyama, Norihisa Naganuma, Eiichi Kodera 2018-06-19
9864226 Liquid crystal display device Shinji Tanabe, Setsuo Kobayashi, Katsuhiko Ishii, Kiyoshi Sento 2018-01-09
9810965 Optical module Shinji Maruyama, Masaki Sugiyama 2017-11-07
9740140 Developer stirring member and image forming apparatus 2017-08-22
9651804 Optical module Masaki Sugiyama, Yoshinobu Kubota 2017-05-16
9630759 Gusset bag, spout-attached gusset bag, and method of manufacturing the same Raizo Kuge, Kazuhiro Umenaka 2017-04-25