Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KI

Keisuke Inoue — 95 Patents

Sony: 20 patents #2,052 of 25,231Top 9%
IBM: 16 patents #6,980 of 70,183Top 10%
HKHamamatsu Photonics K.K.: 11 patents #190 of 1,436Top 15%
SESeiko Epson: 11 patents #1,668 of 7,774Top 25%
Toyota: 5 patents #5,736 of 26,838Top 25%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
Canon: 4 patents #10,169 of 19,416Top 55%
DCDaido Steel Co.: 3 patents #24 of 272Top 9%
KMKonica Minolta: 3 patents #626 of 1,361Top 50%
SMSmc: 2 patents #597 of 1,119Top 55%
SCShowa Denko Materials Co.: 2 patents #64 of 270Top 25%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
KCKowa Company: 2 patents #203 of 562Top 40%
Panasonic: 2 patents #9,726 of 21,108Top 50%
NCNippon Filcon Co.: 2 patents #22 of 62Top 40%
TIToyota Industries: 1 patents #1,298 of 1,610Top 85%
Denso: 1 patents #6,940 of 11,792Top 60%
REResonac: 1 patents #191 of 474Top 45%
HCHitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
SCSumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Hitachi: 1 patents #17,777 of 28,497Top 65%
Overall (All Time): #16,077 of 4,157,543Top 1%
95 Patents All Time
Keisuke Inoue has been granted 95 US patents while listed as an inventor at Sony. The first was granted in 1996 and the most recent in August 2025. Keisuke Inoue ranks #16,077 of 4,157,543 US inventors in our database (top 0.39%). Patent records list Keisuke Inoue in Tokyo, MH, JP.

Issued Patents All Time

Showing 1–25 of 95 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12378438 Polishing solution, dispersion, polishing solution production method, and polishing method Hiroshi Ono 2025-08-05
12221727 Multilayer fabric for nonwoven fabric Toru Egawa, Tsutomu Usuki 2025-02-11
12084799 Industrial fabric Toru Egawa, Hideyuki Yanai 2024-09-10
11671032 Control method for controlling resonance power converter, and resonance power converter Kousuke Saito, Toshihiro Kai, Shigeharu Yamagami 2023-06-06
11616448 Method for controlling power conversion device and power conversion device Kousuke Saito, Toshihiro Kai, Shigeharu Yamagami 2023-03-28
11584868 Polishing liquid and polishing method Shunsuke Kondo, Yuya Otsuka, Mayumi KOMINE 2023-02-21
11584852 Compound and colored resin composition Yutaka Kawanishi, Tetsuo AKASAKA 2023-02-21 $13,703,000
11557956 Power conversion device and method for converting power from a power supply Toshihiro Kai, Kousuke Saito, Giorgio LOVISON, Shigeharu Yamagami 2023-01-17
11476748 Method for controlling resonant power conversion device, and resonant power conversion device Toshihiro Kai, Kousuke Saito, Shigeharu Yamagami, Kraisorn Throngnumchai 2022-10-18
11359114 Polishing method using CMP polishing liquid Shunsuke Kondo, Yuya Otsuka 2022-06-14
11181385 Map data generating apparatus, terminal apparatus, and map data generating method Takahiro Ono, Yasushi Kodaka 2021-11-23
11166948 Pharmaceutical composition for treatment of aortic aneurysm Naoki Unno, Hiroki TANAKA, Tatsuro Yata, Yuichi Makinose, Noboru Kaneta 2021-11-09
10947943 Method for manufacturing fuel injection component Makoto HARITANI, Yuuki Tanaka, Tomohiro Andoh, Kazuyoshi Kimura, Takahiro Miyazaki +4 more 2021-03-16
10787085 Vehicle, power transmission device, and power feeding system Shinji Ichikawa 2020-09-29 $847,000
10689721 Case hardening steel and carburized component obtained therefrom Kyohei Nakayama, Toshiyuki Morita 2020-06-23
10503983 Lane recognition apparatus and lane recognition method Mitsuo Shimotani, Yasushi Kodaka 2019-12-10
10428414 Carburized component Kyohei Nakayama, Yasuaki Sakai, Toshiyuki Morita 2019-10-01
10287668 Case hardening steel Kyohei Nakayama, Yasuaki Sakai, Toshiyuki Morita 2019-05-14
9735625 Electric power transmission device, electric power reception device, vehicle, and non-contact electric power feed system Naoki Gorai, Shinji Ichikawa 2017-08-15 $421,000
9666359 Vehicle, power receiving device, power transmitting device, and contactless power supply system Shinji Ichikawa, Naoki Gorai 2017-05-30 $518,000
9634636 Non-contact power transmission device Tsuyoshi Koike, Tadashi Kondo, Hiroshi Katsunaga, Yuichi Taguchi, Hiroki Togano +3 more 2017-04-25
9589774 Electron multiplier and photomultiplier including the same Hideki Shimoi, Hiroyuki Kyushima 2017-03-07
D771184 Combined container and ink tanks for a printer Yusuke Yamashita 2016-11-08
9460899 Photomultiplier and its manufacturing method Hiroyuki Kyushima, Hideki Shimoi, Akihiro Kageyama, Masuo Ito 2016-10-04
9447306 CMP polishing fluid, method for manufacturing same, method for manufacturing composite particle, and method for polishing base material Hisataka Minami, Chisato KIKKAWA, Yutaka Nomura, Tomohiro Iwano 2016-09-20