Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373709 | Absorption type refrigerator | Shinji Tongu | 1994-12-20 |
| 5282507 | Heat exchange system | Shinji Tongu, Yasumichi Makino, Yoshitaka Matsushima | 1994-02-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373709 | Absorption type refrigerator | Shinji Tongu | 1994-12-20 |
| 5282507 | Heat exchange system | Shinji Tongu, Yasumichi Makino, Yoshitaka Matsushima | 1994-02-01 |