Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9291403 | Heat exchanger | Toru Hisanaga, Yoshihiro Umeda | 2016-03-22 |
| 8893485 | Exhaust heat recovery apparatus | Toru Hisanaga, Akihiro Kawamata, Takatoshi Miyabe, Masayoshi Mori | 2014-11-25 |