Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645596 | Optical disk and ultraviolet-curing composition for optical disk | Kazuo Murakami | 2003-11-11 |
| 6627287 | Optical disc and process for producing optical disc | Kazuo Murakami | 2003-09-30 |