Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372043 | Stirling engine | Kazuyuki Koda, Jiro Fukudome, Osamu Sakamoto, Nobu Kobayashi | 2025-07-29 |
| 11976609 | Stirling engine | Toru Yoshizuka, Osamu Sakamoto, Taeko Tahara | 2024-05-07 |
| 8122708 | Exhaust gas purification device | Shusuke Okada, Hiroshi Uehara, Osamu Kawatate | 2012-02-28 |
| 8091347 | Exhaust gas purification apparatus, internal combustion engine comprising the same, and particulate filter restoring method | Michihiko Hara, Akihiro Nishimura, Shusuke Okada | 2012-01-10 |