Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648135 | Information recording medium having recording layer with organic polymer and dye contained therein | Itsuo Watanabe, Atsushi Kuwano, Nobuaki Takane, Mitsuo Yamada, Seiji Tai | 1997-07-15 |