Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447869 | Optical information recording medium and method for producing the same | Eiji Ohno, Hidemi Isomura | 2002-09-10 |
| 6291046 | Optical information recording medium and method for producing the same | Eiji Ohno, Hidemi Isomura | 2001-09-18 |
| 6261661 | Optical information recording medium and method for producing the same | Eiji Ohno, Hidemi Isomura | 2001-07-17 |
| 6165578 | Optical information recording medium and method for producing the same | Eiji Ohno, Hidemi Isomura | 2000-12-26 |