KT

Kouhei Takemura

MC Mitsubishi Gas Chemical Company: 11 patents #164 of 1,727Top 10%
DI Daikin Industries: 6 patents #576 of 2,957Top 20%
SI Sumitomo Rubber Industries: 6 patents #366 of 1,637Top 25%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
Overall (All Time): #176,489 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12227603 Compressed member for electrochemical device Yusuke Kamiya, Takahiro Furutani, Riku Yamaguchi, Keisuke Shiomi, Masaki Irie 2025-02-18
12194717 Air management system member and fluororubber composition Yusuke Kamiya 2025-01-14
11945791 Allyl compound and composition for optical material Hiroshi Horikoshi 2024-04-02
11919877 Production method for 1,2,3,5,6-pentathiepane Hiroyuki Tanagi, Hiroshi Horikoshi 2024-03-05
11858920 Episulfide compound and composition for optical material Yousuke IMAGAWA, Hiroshi Horikoshi 2024-01-02
11186673 Composition for use as optical material Kazuki Kariyazono, Takashi Aoki, Kikuo Furukawa 2021-11-30
11078363 Optical material composition Yoshihiko Nishimori, Yosuke Imagawa, Hiroshi Horikoshi, Yoshiaki Yamamoto 2021-08-03
10982094 Optical material composition Yoshihiko Nishimori, Yosuke Imagawa, Hiroshi Horikoshi, Yoshiaki Yamamoto 2021-04-20
10047043 Thiol compound composition for optical material Takashi Aoki 2018-08-14
9914799 Composition for optical material and method for producing same, and optical material produced from composition for optical material Tetsuya KONISHI, Takashi Aoki, Hiroshi Horikoshi 2018-03-13
9663618 Optical material composition, and application for same Takashi Aoki 2017-05-30
9322476 Vehicle engine oil seal Hidetaka Ogishi, Tetsuya Mizone, Tomihiko Yanagiguchi 2016-04-26
9322957 Method for producing optical material Hiroyuki Okada, Hiroshi Horikoshi 2016-04-26
9322477 Vehicle transmission oil seal Hidetaka Ogishi, Tetsuya Mizone, Tomihiko Yanagiguchi 2016-04-26
9260566 Composition for optical materials, process for production thereof, and optical materials made from the composition Hiroshi Horikoshi 2016-02-16
8931452 Vehicle valve stem seal Hidetaka Ogishi, Tetsuya Mizone, Tomihiko Yanagiguchi 2015-01-13
8796384 Crosslinkable fluorine rubber composition, fluorine rubber molded article, and method for producing the same Tomihiko Yanagiguchi 2014-08-05
6645089 Golf ball Masaya Tsunoda, Jun Ochi, Masahide Onuki, Masahiko Ueda 2003-11-11
6354966 Multi-piece solid golf ball Tetsuo Yamaguchi, Seigou Sakagami, Masaya Tsunoda, Jun Ochi 2002-03-12
6096830 Thermoplastic elastomer composition, process for producing the same and golf ball using the same for cover Akihiro Nakahara, Yoshinori Sano 2000-08-01
5833552 Golf ball Akihiko Hamada 1998-11-10
5733977 Solid golf ball Akihiro Nakahara 1998-03-31
5653647 Solid golf ball Hiroaki Tanaka 1997-08-05