Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963612 | Displacement prevention coating agent | Atsushi Kato | 2018-05-08 |
| 7178919 | Plastic lens for spectacles | Yuji Kato, Naoyuki Ishii | 2007-02-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963612 | Displacement prevention coating agent | Atsushi Kato | 2018-05-08 |
| 7178919 | Plastic lens for spectacles | Yuji Kato, Naoyuki Ishii | 2007-02-20 |