Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471382 | Air pollution control system | Seiji Kagawa, Naoyuki Kamiyama, Tetsu Ushiku | 2019-11-12 |
| 10436096 | Heat exchanger and method for controlling heat exchanger | Seiji Kagawa, Naoyuki Kamiyama, Tetsu Ushiku | 2019-10-08 |