Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534818 | Method for manufacturing double-pipe heat exchanger | Takashi Yagi, Koichi Mori | 2022-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534818 | Method for manufacturing double-pipe heat exchanger | Takashi Yagi, Koichi Mori | 2022-12-27 |