KU

Kiyonori Umetsu

ZE Zeon: 10 patents #53 of 734Top 8%
📍 Chiyoda, JP: #373 of 1,712 inventorsTop 25%
Overall (All Time): #514,778 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9163132 Nitrile rubber composition, cross-linkable nitrile rubber composition and cross-linked rubber Hiroyasu Nagamori 2015-10-20
8785530 Crosslinkable rubber composition and cross-linked rubber Hiroyasu Nagamori, Shigeru Fujita, Akira Tsukada 2014-07-22
8362121 Crosslinkable rubber composition and cross-linked rubber Hiroyasu Nagamori, Shigeru Fujita, Akira Tsukada 2013-01-29
8153712 Crosslinkable rubber composition and cross-linked rubber Hiroyasu Nagamori, Shigeru Fujita, Akira Tsukada 2012-04-10
8133948 Nitrile rubber composition, cross-linkable nitrile rubber composition and cross-linked rubber Hiroyasu Nagamori 2012-03-13
8084542 Shaped article composed of an acrylic rubber composition Hirofumi Masuda, Yoshiaki Aimura 2011-12-27
7459495 Acrylic rubber composition and crosslinked object Isao Kubota, Yoshiaki Aimura 2008-12-02
7241842 Conjugated diene rubber, process for producing the same, and rubber composition Masao Nakamura, Masaaki Komatsu, Kouji Shouya, Takeshi Karato, Takahiko Fukahori 2007-07-10
7176263 Acrylic rubber composition and crosslinked product Yoshiaki Aimura, Hirofumi Masuda 2007-02-13
7169856 Vulcanizable acrylic rubber composition and vulcanizate Isao Kubota, Yoshiaki Aimura 2007-01-30