Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11273532 | Vibrating barrel polishing method and vibrating barrel polishing system | Shigeru Tanahashi | 2022-03-15 |
| 9862068 | Workpiece holding jig for vibratory barreling, and vibratory barreling method | Shigeru Tanahashi | 2018-01-09 |