KY

Kazuhiro Yanagisawa

Bridgestone: 15 patents #118 of 2,860Top 5%
JS Jsr: 1 patents #649 of 1,137Top 60%
KA Kao: 1 patents #1,961 of 3,221Top 65%
Overall (All Time): #325,252 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
RE43452 Rubber composition and pneumatic tire using said rubber composition Shunji Araki 2012-06-05
7960466 Natural rubber masterbatch and method of producing the same Hiroshi Yamada 2011-06-14
7932307 Rubber composition Hiroshi Yamada 2011-04-26
6841606 Natural rubber master batch, production method thereof, and natural rubber composition Kazuaki Someno, Uchu Mukai 2005-01-11
6727307 Rubber composition Hajime Kondo, Tomohisa Konno, Yoshiyuki Udagawa, Toshihiro Tadaki 2004-04-27
6355710 Rubber composition Masaaki Tsuchihashi, Isao Nishi, Tetsuo Takano 2002-03-12
6242516 Rubber composition and pneumatic tire using said rubber composition Shunji Araki 2001-06-05
6177503 Rubber composition and pneumatic tire using the same rubber composition Shunji Araki 2001-01-23
6172157 Rubber compositions Shunji Araki 2001-01-09
6147143 Rubber composition and pneumatic tire using said rubber composition Shunji Araki 2000-11-14
6147166 Rubber composition using a silane coupling agent having a specific distribution of sulfur Shunji Araki, Shinichi Motofusa 2000-11-14
6096833 Rubber composition and pneumatic tire using said rubber composition Shunji Araki 2000-08-01
6022923 Pneumatic tires Shunji Araki 2000-02-08
5948842 Rubber composition and pneumatic tire using the rubber composition Shunji Araki 1999-09-07
5939484 Rubber composition and pneumatic tire using said rubber composition Shunji Araki 1999-08-17