Issued Patents All Time
Showing 1–2 of 2 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, Kazunori Komatsu, Kozue IKEDA | 2021-05-18 |
| 10648095 | Production method of mold, manufacturing method of pattern sheet, production method of electroform, production method of mold using electroform, and original | Satoshi CHAI, Kenji Ichikawa | 2020-05-12 |