Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682375 | Information recording medium and method for recording and reproducing thereof | — | 1997-10-28 |
HI
Hiroyuki Imataki
Overall (1997): #142,169 of 185,788Top 80%
1
Patents 1997