Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10317000 | Duct flange structure, and manufacturing method for the same | Isamu Kajino, Naoki Hashimoto, Tomotsugu NOGUCHI | 2019-06-11 |
| 9869417 | Pipe coupling structure | Isamu Kajino | 2018-01-16 |