Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699199 | Zoom lens with hindering device | Masashi Takamura, Yoichi Iwasaki | 1997-12-16 |
| 5608477 | Instant camera | Mitsuru Shimizu, Ko Aosaki | 1997-03-04 |
MC
Michio Cho
Overall (1997): #30,061 of 185,788Top 20%
2
Patents 1997