RK

Ryota Kitago

SI Sumitomo Rubber Industries: 16 patents #104 of 1,637Top 7%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Overall (All Time): #281,165 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12410308 Rubber composition and pneumatic tire Rie Yasuda, Shogo Hirao 2025-09-09
12187894 Rubber composition and pneumatic tire Rie Yasuda, Shogo Hirao 2025-01-07
12173140 Rubber composition and pneumatic tire Rie Yasuda, Shogo Hirao 2024-12-24
12054614 Rubber composition and pneumatic tire Rie Yasuda, Shogo Hirao 2024-08-06
11571931 Method for manufacturing rubber composition for tire and method for manufacturing tire Ryuichi Tokimune, Soh Ishino 2023-02-07
11458767 Pneumatic tire and crosslinked rubber composition Ryo Mashita, Hiroyuki Kishimoto 2022-10-04
11440349 Pneumatic tire and crosslinked rubber composition Ryo Mashita, Hiroyuki Kishimoto 2022-09-13
11427029 Pneumatic tire and crosslinked rubber composition Ryo Mashita, Hiroyuki Kishimoto 2022-08-30
10654316 Pneumatic tire and crosslinked rubber composition Ryo Mashita, Hiroyuki Kishimoto 2020-05-19
10639932 Pneumatic tire and crosslinked rubber composition Ryo Mashita, Hiroyuki Kishimoto 2020-05-05
10590254 Rubber composition and pneumatic tire Yuuki Kawana 2020-03-17
10479880 Rubber composition for tires and pneumatic tire Ryuichi Tokimune, Tsuyoshi Tsuchida, Soh Ishino, Hiroyuki Kishimoto, Munenao HIROKAMI +1 more 2019-11-19
10414906 Rubber composition and pneumatic tire Takayuki Nagase, Yuuki Kawana, Takayuki Hattori, Takao Wada, Soh Ishino +3 more 2019-09-17
10280286 Rubber composition manufacturing method and pneumatic tire Yasumasa Bito, Ryuichi Tokimune 2019-05-07
9598552 Rubber composition and pneumatic tire Yuuki Kawana 2017-03-21
9129726 Rubber composition for tire, and pneumatic tire Soh Ishino, Ayuko YAMANA 2015-09-08