Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11007678 | Production method of mold, manufacturing method of pattern sheet, production method of electroform, and production method of mold using electroform | Shotaro Ogawa, Satoshi CHAI, Kenji Ichikawa, Kozue IKEDA, Ryo Hibino | 2021-05-18 |