Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6858298 | Optical polycarbonate resin molding material | Shinzi Kawano | 2005-02-22 |
| 6833427 | Polycarbonate resin molding material for optical use | Shinzi Kawano | 2004-12-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6858298 | Optical polycarbonate resin molding material | Shinzi Kawano | 2005-02-22 |
| 6833427 | Polycarbonate resin molding material for optical use | Shinzi Kawano | 2004-12-21 |