Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9933211 | Plate heat exchanger | Isamu Hiwatashi, Seiichi Matsumura, Kiyoshi Ishihama | 2018-04-03 |
| 9927186 | Plate heat exchanger | Isamu Hiwatashi, Kenji Kusunoki, Seiichi Matsumura, Kiyoshi Ishihama, Funabiki Takahisa | 2018-03-27 |