Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666785 | Tensioner | Tsutomu Namie, Kozo Inoue, Katsuya Nakakubo | 2003-12-23 |
| 6601473 | Plastic lever assembly for power transmission device | — | 2003-08-05 |
| 6478703 | Ratchet tensioner with backlash | — | 2002-11-12 |
| 6398682 | Hydraulic tensioner with relief valve | Nobuyuki Fujimoto | 2002-06-04 |
| 6383103 | Hydraulic tensioner | Nobuyuki Fujimoto | 2002-05-07 |
| 6234928 | Ratchet tensioner | Kazuhiko Shimaya | 2001-05-22 |
| 6146300 | Tensioner device for chain drive mechanism | Katsuya Nakakubo, Shigekazu Fukuda | 2000-11-14 |
| 6120403 | Pivotal support structure for oscillating member | Isamu Okabe | 2000-09-19 |
| 6110063 | Tensioner lever device | Isamu Okabe | 2000-08-29 |
| 6086497 | Hydraulic tensioner having a plunger with a self-contained reservoir and high pressure chamber for buffering | Shigekazu Fukuda, Hiroshi Hayafune, Kozo Inoue | 2000-07-11 |
| 6062999 | Backlashless ratchet-type tensioner | Junya Kurohata | 2000-05-16 |
| 6059678 | Rachet tensioner | — | 2000-05-09 |
| 6050914 | Device for releasing the tension in a mechanical tensioner for a chain | Kazuhiko Shimaya | 2000-04-18 |
| 6045471 | Ratchet type tensioner with hydraulic buffer mechanism | — | 2000-04-04 |
| 5921877 | Tooth profile for roller chain sprocket | — | 1999-07-13 |
| 5908363 | Ratchet type tensioner with buffer mechanism | — | 1999-06-01 |
| 5579664 | Camshaft driving mechanism of double overhead camshaft engine | Eisaku Ohmon | 1996-12-03 |
| 5471895 | Camshaft driving mechanism of double overhead camshaft engine | Eisaku Ohmon | 1995-12-05 |
| 5397278 | Sprocket for roller chain | Shigekazu Fukuda | 1995-03-14 |
| 5360378 | Chain drive mechanism having improved noise reduction | Shigekazu Fukuda, Masahiro Satoh | 1994-11-01 |
| 5352159 | Chain tensioner with oil reservoir | Shigekazu Fukuda | 1994-10-04 |
| 5314388 | Oil-operated tensioner with air bleeding mechanism | Kiyotaka Sakamoto | 1994-05-24 |
| 5310385 | Oil-operated tensioner with oil-sealed air entrance | — | 1994-05-10 |
| 5295459 | Camshaft drive for V-type or horizontally opposed engine | Morikazu Asada | 1994-03-22 |
| 5267537 | Lubricating structure for power transmission chain | Yuichi Futami, Kazuhiko Shimaya, Kazuhiko Tsutsumi | 1993-12-07 |