KO

Kenichi Okamoto

YA Yazaki: 23 patents #156 of 3,427Top 5%
Mitsubishi Electric: 11 patents #2,558 of 25,717Top 10%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
SW Sumitomo (Sei) Steel Wire: 6 patents #1 of 43Top 3%
SI Sumitomo Rubber Industries: 4 patents #529 of 1,637Top 35%
Nsk: 4 patents #376 of 1,559Top 25%
SC Sumitomo Electric Tochigi Co.: 4 patents #1 of 16Top 7%
TC Toshiba Ceramics Co.: 3 patents #54 of 458Top 15%
TO Toto: 2 patents #431 of 1,113Top 40%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
SC Soshotech Co.: 1 patents #5 of 9Top 60%
Overall (All Time): #40,576 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
5609494 Connector lever locking mechanism Noboru Yamaguchi 1997-03-11
5436076 Composite cord for reinforcing rubber Hidekazu Nakata, Akira Nagamine 1995-07-25
5408819 Metal cord for reinforcing rubber article Yoshifumi Nishimura 1995-04-25
5405529 Ceramic filter and manufacturing method therefor Shunzo Shimai, Koichi Imura, Tadayoshi Muto 1995-04-11
5287691 Metal cord and composite material comprising the metal cord and rubber Yoshifumi Nishimura, Kazuhiko Kawamura 1994-02-22
5118568 Steel cord for reinforcing rubber Hidekazu Nakata, Kazuhiko Kawamura 1992-06-02
5109661 Steel cord for reinforcing rubber Hidekazu Nakata 1992-05-05
5048280 Steel composite cord Hidekazu Nakata 1991-09-17
4947638 Steel cord for reinforcing rubber Akira Nagamine, Hidekazu Nakata 1990-08-14