RT

Ryuichi Tokimune

SI Sumitomo Rubber Industries: 18 patents #91 of 1,637Top 6%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Overall (All Time): #251,013 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11571931 Method for manufacturing rubber composition for tire and method for manufacturing tire Ryota Kitago, Soh Ishino 2023-02-07
10550246 Rubber composition for tire, and pneumatic tire Naoya Kitamura 2020-02-04
10550247 Rubber composition for tires, and pneumatic tire Naoya Kitamura, Kouji Kawaguchi, Naoya Hashimoto 2020-02-04
10479880 Rubber composition for tires and pneumatic tire Tsuyoshi Tsuchida, Ryota Kitago, Soh Ishino, Hiroyuki Kishimoto, Munenao HIROKAMI +1 more 2019-11-19
10377178 Rubber composition for tires, and pneumatic tire Naoya Kitamura, Kouji Kawaguchi, Naoya Hashimoto 2019-08-13
10294349 Rubber composition for tire, pneumatic tire, and method for manufacturing rubber composition for tire Tatsuya Miyazaki 2019-05-21
10280286 Rubber composition manufacturing method and pneumatic tire Ryota Kitago, Yasumasa Bito 2019-05-07
9994699 Tire rubber composition and pneumatic tire Tatsuya Miyazaki 2018-06-12
9926437 Rubber composition for tires, and pneumatic tire Tatsuya Miyazaki, Masanobu Nakamura 2018-03-27
9890269 Tire rubber composition and pneumatic tire Tatsuya Miyazaki 2018-02-13
9890272 Rubber composition for tires, and pneumatic tire Tatsuya Miyazaki, Masanobu Nakamura 2018-02-13
9790359 Tread rubber composition and pneumatic tire Yoji Imoto, Masato Kawase, Masako NAKATANI, Akinori Nagae 2017-10-17
9708476 Tire rubber composition and pneumatic tire Tatsuya Miyazaki 2017-07-18
9284433 Rubber composition and pneumatic tire Yuko Hinohara 2016-03-15
9221964 Rubber composition and pneumatic tire Shuichiro Ono, Katsumi Terakawa 2015-12-29
9006326 Rubber composition and pneumatic tire Shuichiro Ono 2015-04-14
8893756 Polymer sheet for inner liner and pneumatic tire using the same Mutsuki Sugimoto 2014-11-25
8877857 Polar group-containing copolymer, rubber composition and studless tire Kazuo Hochi, Katsumi Terakawa 2014-11-04