Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9855606 | Hollow rotating shaft finishing method and hollow rotating shaft | Hiroyuki Ochiai, Yutaka Watanabe, Kouzou Hasegawa | 2018-01-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9855606 | Hollow rotating shaft finishing method and hollow rotating shaft | Hiroyuki Ochiai, Yutaka Watanabe, Kouzou Hasegawa | 2018-01-02 |