Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9032728 | Supercharger lubricating structure for internal combustion engine | Tetsuya Nakayasu | 2015-05-19 |
| 8474430 | Crankshaft mechanism for engine | Hisashi Sakuyama | 2013-07-02 |
| 8459971 | Scroll compressor with balancer and oil passages | Masazumi Naito, Tetsuya Nakayasu | 2013-06-11 |