Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4294528 | Automatically controlled electronic flash device | Yoshiharu Ohta | 1981-10-13 |
| 4210849 | Electronic control circuitry for terminating flash output | Yoshiharu Ohta, Hiroshi Hosomizu | 1980-07-01 |