Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997175 | Sawing machine, cutting-off method, and method of reducing noise | Toru Tokiwa | 2011-08-16 |
| 7926395 | Sawing machine, cutting-off method, and method of reducing noise | Toru Tokiwa | 2011-04-19 |