Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409975 | Aromatic polycarbonate copolymer, a process for producing the same, and a plastic optical waveguide using the same | Toshimasa Tokuda | 1995-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409975 | Aromatic polycarbonate copolymer, a process for producing the same, and a plastic optical waveguide using the same | Toshimasa Tokuda | 1995-04-25 |