Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11536625 | Tube leak detection device and tube leak detection method | Kaori Yoshida, Rikio Kan, Kiyotaka Kunimune, Koji Nakayama | 2022-12-27 |
| 11441087 | Gas purification device | Kaori Yoshida, Rikio Kan, Seiji Kakesako | 2022-09-13 |
| 11333348 | Exhaust gas cooler | Kaori Yoshida, Moritoshi Murakami, Rikio Kan, Kiyotaka Kunimune, Koji Nakayama | 2022-05-17 |