Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498654 | Sliding bearing material | Hiroshi Ito, Yasushi Yamaguchi, Hiroaki Hayakawa | 1996-03-12 |
| 5217814 | Sintered sliding material | Shinya Kawakami, Shinichi Miziguchi, Tatsuhiko Fukuoka, Yasunori Kabeya | 1993-06-08 |
| 5149106 | Lip seal device | Akira Takenaka, Hiroshi Kanayama | 1992-09-22 |
| 5083802 | Lip seal device | Hiroshi Kanayama, Hiroshi Kanemitsu, Makoto Shibata, Satoshi Asahi, Akira Takenaka | 1992-01-28 |
| 5056799 | Lip seal device | Akira Takenaka, Hiroshi Kanayama | 1991-10-15 |
| 4834397 | Lip seal device having an annular groove | Hiroshi Kanayama, Hiroshi Kanemitsu, Makoto Shibata, Satoshi Asahi, Akira Takenaka | 1989-05-30 |
| 4822059 | Dual lip seal device | Hiroshi Kanayama, Hiroshi Kanemitsu, Makoto Shibata, Satoshi Asahi, Akira Takenaka | 1989-04-18 |
| 4721314 | Lip seal device | Hiroshi Kanayama, Makoto Shibata | 1988-01-26 |
| 4509803 | Sliding member having a novel pore structure on the sliding surface thereof | Akira Takenaka, Yasumitsu Kuwazuru | 1985-04-09 |