Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5714444 | Grease composition | Atsushi Yokouchi, Masao Yamamoto, Atsuhiro Yamamoto | 1998-02-03 |
| 5707944 | Grease composition | Atsushi Yokouchi, Hideki Koizumi, Kenichi Iso, Toshiaki Endo, Yoichi Suzuki | 1998-01-13 |
| 5656582 | Rust preventive lubricating oil | Emiko Shiraishi, Hiroyuki Ito, Masao Yamamoto, Akira Suzuki, Shigeki Maehara | 1997-08-12 |
| 5640769 | Method for producing a cage of the ball bearing | Akira Suzuki, Jiami Pu, Magozou Hamamoto, Kazuo Akagami, Masahiro Takahashi +4 more | 1997-06-24 |
| 5575570 | Cage for rolling bearing | Takahiko Uchiyama, Youichiro Sugimori, Toshimi Takajo, Masao Yamamoto, Emiko Shiraishi +1 more | 1996-11-19 |
| 5498357 | Grease composition for high-temperature, high-speed and high-load bearings | Hideki Koizumi, Yuzo Takahashi, Koici Goto, Toshiaki Endo, Yoichi Suzuki | 1996-03-12 |
| 5462684 | Grease composition containing alkyl diphenyl ether oil and diurea thickener | Hideki Koizumi, Yuzo Takahashi, Hirotugu Kinoshita, Masaru Mishima | 1995-10-31 |
| 5401105 | Ball bearing and method for producing a cage of the ball bearing | Akira Suzuki, Jiami Pu, Magozou Hamamoto, Kazuo Akagami, Masahiro Takahashi +4 more | 1995-03-28 |
| 5059336 | Grease composition for high speed anti-friction bearing | Hideki Koizumi, Yukari Kondoh, Hirotugu Kinoshita, Mokoto Seikiya, Masaru Mishima | 1991-10-22 |
| 4410435 | Lithium complex grease and its producing method | Takayuki Yatabe, Hideki Koizumi | 1983-10-18 |