Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6196941 | Auto tensioner | Tadasu Yamakawa | 2001-03-06 |
| 6004235 | Belt autotensioner | Tetsuya Oda | 1999-12-21 |
| 5913743 | Auto-tensioner | — | 1999-06-22 |
| 5892133 | Repellent agent against harmful insects and perfume composition containing the same | Miharu Ogura, Akira Amano, Takeshi Yamamoto | 1999-04-06 |
| 5713808 | Auto-tensioner | — | 1998-02-03 |