Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9097206 | Stirling engine and method of removing impurities in a heat-transfer tube group in a power device or a power-generating device which uses a stirling engine | Teruyuki Akazawa, Taeko Tahara, Osamu Sakamoto | 2015-08-04 |
| 8899037 | Stirling engine | Teruyuki Akazawa, Taeko Tahara, Osamu Sakamoto | 2014-12-02 |