Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10028009 | Camera-connection-type sound recording apparatus | — | 2018-07-17 |
| 9674480 | Camera link recorder | Katsuhito Chiba, Hirotoshi Shimada | 2017-06-06 |
| 7496773 | Data recording/reproducing system using optical disk apparatus | Shinji Umehara, Takayuki Honda, Teruyoshi Nakahashi, Hiroshi Tsuyuguchi | 2009-02-24 |