Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12440944 | Grinding apparatus | — | 2025-10-14 |
| 11858087 | Grinding apparatus | — | 2024-01-02 |
| 11850705 | Grinding apparatus | — | 2023-12-26 |
| 11654525 | Grinding apparatus | — | 2023-05-23 |
| 11285578 | Grinding apparatus | — | 2022-03-29 |
| 6869344 | Apparatus for polishing optical disk | Takakazu Miyahara | 2005-03-22 |