Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11344993 | Automatic grinding apparatus | Yutaka Yoshida, Takuo Hirayama, Kuniyoshi Matsuoka, Yoshimi Kito | 2022-05-31 |
| 10556318 | Automatic grinding apparatus | Yutaka Yoshida, Takuo Hirayama, Kuniyoshi Matsuoka, Yoshimi Kito | 2020-02-11 |