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

Akira Kishibuchi — 11 Patents

Denso: 7 patents #1,924 of 11,792Top 20%
NCNippondenso Co.: 4 patents #582 of 3,479Top 20%
Kariya, JP: #827 of 4,822 inventorsTop 20%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Akira Kishibuchi has been granted 11 US patents while listed as an inventor at Denso. The first was granted in 1995 and the most recent in May 2022. Akira Kishibuchi ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Akira Kishibuchi in Kariya, JP.

Patents per Year

Patents granted per year, 1995 to 2022Bar chart with a peak of 2 patents in 1997.peak 21995: 1 patents19951997: 2 patents19971998: 1 patents19981999: 2 patents19992000: 1 patents20002003: 1 patents20032005: 1 patents20052018: 1 patents20182022: 1 patents2022

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11333205 Power transmission device Yugo Yamada, Yohei Kushida, Junichi Nakagawa, Satoshi Kawakami, Toshinobu Takasaki +1 more 2022-05-17
10113596 Power transmission device Hiroshi Nakajima, Youhei Kushida, Kiyomi Okuda, Toshihiro Hayashi 2018-10-30
6860639 Rotator with bearing, and method for manufacturing the same Yasuo Tabuchi 2005-03-01
6622843 Electromagnetic clutch Junichi Nakagawa, Satoshi Kawakami, Naoji Konaga, Katsuya Tsuchizu 2003-09-23
6110061 Device for transmitting rotational power Manabu Saiki, Toshitada Nagasawa, Toshiki Taya 2000-08-29
5924537 Electromagnetic clutch having a stator housing with a through hole Masashi Tobayama, Junichi Ohguchi 1999-07-20
5899811 Device for transmitting rotational power Kiyomi Okuda, Yasuo Takahara 1999-05-04
5791039 Method for manufacturing a rotor of a magnetic clutch Yasuo Tabuchi, Junichi Ohguchi, Masashi Tobayama, Yasuhiro Suzuki, Hiroaki Ito 1998-08-11
5683299 Device for transmitting rotational power Kiyomi Okuda, Junichi Toyama, Yasuo Takahara, Kazuo Oyobe 1997-11-04
5601168 Power transmitting device Toshihiro Hayashi, Junichi Ohguchi, Haruhisa Shibata 1997-02-11
5445256 Electromagnetic clutch Yasuo Tabuchi, Masashi Tobayama, Junichi Ohguchi 1995-08-29