Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372845 | Resinous composition and sheet product therefrom | Yoshihiro Ohtsuka, Tohru Matsuda, Shizuo Maeda, Kouichi Ishiihara | 2002-04-16 |
| 6083131 | Hydraulic autotensioner | Sadaji Katogi | 2000-07-04 |
| 6036612 | Hydraulic autotensioner unit having an external spring encircling an actuator cylinder | Sadaji Katogi | 2000-03-14 |
| 5702317 | Autotensioner | Kazuki Kawashima, Sadaji Katogi | 1997-12-30 |
| 5607368 | Autotensioner | Tomoyoshi Izutsu, Hisashi Hayakawa | 1997-03-04 |
| 4218505 | Production of polyurethane-split leather laminate | Yasuhiro Shiga | 1980-08-19 |