Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10946456 | Apparatus and method for cutting inner surface of hole | Michiko Enda, Yoshiki Irei, Akira Nakanishi | 2021-03-16 |
| 8839699 | Long shaft inner surface machining apparatus and method therefor | Miki Shinagawa, Nobuyuki Suzumura, Kiyokazu Mikanagi, Wataru Ueda, Tomoo Mizuno | 2014-09-23 |