TK

Takeshi Karato

ZE Zeon: 10 patents #53 of 734Top 8%
NC Nippon Zeon Co.: 2 patents #188 of 609Top 35%
The Yokohama Rubber Co.: 2 patents #475 of 1,136Top 45%
TO Tokuyama: 2 patents #163 of 562Top 30%
Overall (All Time): #420,004 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8952101 Conjugated diene rubber, rubber composition, crosslinked rubber, tire, and process for production of conjugated diene rubber Tatsuo Sasajima, Takeshi Sugimura 2015-02-10
8937130 Conjugated diene rubber, rubber composition, cross-linked rubber, and tire Tatsuo Sasajima, Takeshi Sugimura 2015-01-20
7700693 Conjugated diene rubber compostion, process for producing the same and rubber vulcanizate Masao Nakamura, Koichi Endo 2010-04-20
7625971 Silica-loaded granular rubber and process for producing the same Shinji Tokunaga, Tsunetoshi Sugimura, Kazutaka Watanabe, Osamu Yatabe, Takahiko Fukahori +1 more 2009-12-01
7619028 Diene rubber composition and process for producing the same Kazutake Watanabe, Osamu Yatabe, Yoshihiro Chino, Takahiko Fukahori 2009-11-17
7241842 Conjugated diene rubber, process for producing the same, and rubber composition Masao Nakamura, Masaaki Komatsu, Kouji Shouya, Kiyonori Umetsu, Takahiko Fukahori 2007-07-10
7045578 Oil extended rubber and rubber composition Manabu Tomisawa, Takahiko Fukahori 2006-05-16
6984706 Diene rubber, process for production thereof, rubber compositions, process for producing the same, and crosslinked rubbers Masaaki Komatu, Kazuhiro Takase 2006-01-10
6602942 Oil-extended rubber, process for producing the same, rubber composition, and crosslinked object 2003-08-05
6521733 Tapered aromatic-vinyl/conjugated-diene copolymer rubber, process for producing the same and rubber composition 2003-02-18
6355728 Block copolymer rubber composition comprising the same and pneumatic tire made therefrom Tetsuji Kawazura, Masayuki Kawazoe, Yasushi Kikuchi, Toru Nakamura, Masao Nakamura 2002-03-12
6180717 Block copolymer and rubber composition and pneumatic tire containing the same Tetsuji Kawazura, Masayuki Kawazoe, Yasushi Kikuchi, Toru Nakamura, Masao Nakamura 2001-01-30