Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10364869 | Chain guide | Yuji Kurematsu, Takeshi Ogawa | 2019-07-30 |
| 6666785 | Tensioner | Tsutomu Namie, Kozo Inoue, Tadasu Suzuki | 2003-12-23 |
| 6592479 | Tensioner with relief valve mechanism | Nobuyuki Fujimoto, Yoshio Kurokawa | 2003-07-15 |
| 6471612 | Closed hydraulic tensioner | — | 2002-10-29 |
| 6435992 | Tensioner with plunger stopper pin | Naoki Wakabayashi | 2002-08-20 |
| 6146300 | Tensioner device for chain drive mechanism | Tadasu Suzuki, Shigekazu Fukuda | 2000-11-14 |
| 5833220 | Hydraulic tensioner | Hiroyuki Miyake, Toru Fujiwara | 1998-11-10 |
| 5785619 | Hydraulic tensioner | Sumio Watanabe | 1998-07-28 |
| 5709625 | Hydraulic tensioner | Sumio Watanabe | 1998-01-20 |
| 5630768 | Tensioner with spring having nonlinear characteristics | Toru Fujiwara | 1997-05-20 |
| 5538478 | Preventive structure for preventing extraordinary deformation of a diaphragm of an oil hermetic type tensioner | Hiroyuki Miyake | 1996-07-23 |
| 5234383 | Temperature compensated tensioner | Norio Harada, Nobuto Kozakura | 1993-08-10 |
| 5181889 | Tensioner for a toothed belt | Masao Maruyama, Nobuto Kozakura | 1993-01-26 |
| 5167402 | Hydraulic pressure apparatus with air scavenging | Norio Harada, Nobuto Kozakura | 1992-12-01 |
| 5073149 | Diaphragm seal type tensioner | Masao Maruyama, Nobuto Kozakura, Nobuo Okamoto | 1991-12-17 |