Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294523 | Optical information recording medium | Susumu Sanai, Noboru Yamada, Masatoshi Takao | 1994-03-15 |
KN
Ken'chi Nagata
Overall (All Time): #3,792,958 of 4,157,543Top 95%
1
Patents All Time