Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7599259 | Recording and reproducing method of information regarding medium and information recording and reproducing apparatus | Masami Oishi, Hidehiro Ishii, Jiro Endo, Katsumi Kawamura | 2009-10-06 |
| 6885623 | Recording and reproducing method of information recording medium and information recording and reproducing apparatus | Masami Oishi, Hidehiro Ishii, Jiro Endo, Katsumi Kawamura | 2005-04-26 |