TO

Tetsuo Okawa

NO Nippon Mitsubishi Oil: 4 patents #15 of 158Top 10%
KC Kumiai Chemical Industry Co.: 1 patents #187 of 284Top 70%
NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #854,358 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9157046 Lubricating oil composition Kazuhiro Yagishita 2015-10-13
6797674 Solid agricultural chemicals composition, preparation thereof and the method for scattering the same Susumu Kato, Shigeki Fujita, Yoshihiro Maeda 2004-09-28
6638417 Traction drive fluid Noboru Ishida, Shinichi Shirahama, Shigeki Matsui 2003-10-28
6320088 Traction drive fluid Mitsuo Matsuno, Shinichi Shirahama 2001-11-20
6242393 Traction drive fluid Noboru Ishida, Junya Kohno, Shinichi Shirahama 2001-06-05
6191330 Traction drive fluid Mitsuo Matsuno, Shinichi Shirahama, Takashi Kiyota 2001-02-20