Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8346797 | Search device and information providing system | Osamu Kurai, Satoru Tanaka, Masaharu Ejiri, Minoru Kushida, Nobuyuki Imamura +2 more | 2013-01-01 |
| 4893199 | Digital signal recording apparatus with a digital subdata converting capability | — | 1990-01-09 |