Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293414 | Drilling method, drilling jig, and heat exchanger | Ryo Matsubara | 2019-05-21 |
| 10005134 | Drilling method, drilling jig, and heat exchanger | Ryo Matsubara | 2018-06-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293414 | Drilling method, drilling jig, and heat exchanger | Ryo Matsubara | 2019-05-21 |
| 10005134 | Drilling method, drilling jig, and heat exchanger | Ryo Matsubara | 2018-06-26 |