Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5023470 | Electronic flash charging circuit | Haruo Onozuka, Muneyoshi Sato, Seiji Takada | 1991-06-11 |
| 4641935 | Camera | Minoru Ishiguro, Tetsuo Nishizawa | 1987-02-10 |
TU
Takao Umezu
Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
Overall (All Time): #2,317,105 of 4,157,543Top 60%
2
Patents All Time