Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10486324 | Entry sheet for drilling and method for drilling processing using same | Yousuke Matsuyama, Takaaki Ogashiwa | 2019-11-26 |
| 10478991 | Entry sheet for drilling and method for drilling processing using same | Yousuke Matsuyama, Takaaki Ogashiwa | 2019-11-19 |