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Ryo Sano — 34 Patents

Denso: 30 patents #170 of 11,792Top 2%

Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%

Kariya, JP: #165 of 4,822 inventorsTop 4%

Overall (All Time): #100,737 of 4,157,543Top 3%

34 Patents All Time

Ryo Sano has been granted 34 US patents while listed as an inventor at Denso. The first was granted in 2006 and the most recent in July 2025. Ryo Sano ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Ryo Sano in Kariya, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #	Title	Co-Inventors	Date
12359740	Valve device	Shota KIMURA	2025-07-15
12359731	Valve device	Takuya Hamada, Atsushi Tanaka	2025-07-15
12345348	Valve device	Takehito MIZUNUMA	2025-07-01
12338906	Valve device	Atsushi Tanaka	2025-06-24
12209671	Valve device	Naoki Asano, Atsushi Tanaka, Takehito MIZUNUMA, Takuya Hamada	2025-01-28
12196327	Valve device	Takehito MIZUNUMA, Shota KIMURA, Hiroki Shimada	2025-01-14
12135095	Valve device	—	2024-11-05
12117089	Valve device	Takuya Hamada, Atsushi Tanaka, Akira Higuchi	2024-10-15
11608903	Valve device	Naohito Seko, Yoshiaki Yamamoto, Shinichi Yokoyama, Yuuji Nakano	2023-03-21
11306645	Cooling water control valve device	Yosuke Tanaka	2022-04-19
11149627	Cooling-water control valve device	—	2021-10-19
11079028	Valve device	Koji Hashimoto, Naohito Seko	2021-08-03
11067180	Valve device	Naohito Seko, Yoshiaki Yamamoto, Shinichi Yokoyama, Yuuji Nakano	2021-07-20
10808848	Valve device	Naohito Seko, Yoshiaki Yamamoto, Shinichi Yokoyama, Yuuji Nakano	2020-10-20
10066751	Valve device	Naohito Seko, Yoshiaki Yamamoto, Shinichi Yokoyama, Yuuji Nakano	2018-09-04
9920732	Engine starting device and engine automatic stop and restart control device	Hiromoto Shimizu, Takayuki Iwasaki, Motoyuki Hattori, Yuuichi Hosaka	2018-03-20
9574506	Engine starting device of idle reduction vehicle	Motoyuki Hattori, Yuuichi Hosaka, Masaya Furushou, Toshihiko Ootsuka, Hiromoto Shimizu	2017-02-21
9500162	Valve apparatus	Kazushi Sasaki, Satoshi Ishigaki, Hiroki Shimada	2016-11-22
9488148	Engine starting device	Yuuichi Hosaka, Motoyuki Hattori, Masaya Furushou, Toshihiko Ootsuka, Hiromoto Shimizu	2016-11-08
9482160	Valve control device	Kazushi Sasaki, Hiroki Shimada	2016-11-01
9404444	Exhaust system for internal combustion engine	Satoshi Ishigaki, Hiroki Shimada, Osamu Sato	2016-08-02
9045130	Device for controlling automatic stopping of vehicle engine	Takayuki Iwasaki	2015-06-02
8899215	Exhaust gas recirculation valve	Yusuke Niwa, Tetsuji Yamanaka, Hiroki Shimada	2014-12-02
8720851	Valve apparatus	Akira Furukawa, Kazushi Sasaki, Yuusuke NIWA	2014-05-13
8464682	Air intake device for internal combustion engine	Tetsuma Takeda	2013-06-18