Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863510 | Hydraulic auto-tensioner | Tadahisa Tanaka | 2018-01-09 |
| 9810297 | Hydraulic auto-tensioner for engine accessory | Satoshi Kitano, Tsuyoshi Fukahori, Masayoshi Yamada | 2017-11-07 |
| 9423009 | Hydraulic auto-tensioner | Tadahisa Tanaka | 2016-08-23 |