Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5600395 | One-time-use camera has driver for closing film cassette which cannot re-open closed cassette | Edward N. Balling, Masami Fujita, Kiyoaki Hazama | 1997-02-04 |
KK
Katsuyuki Koizumi
Overall (1997): #122,861 of 185,788Top 70%
1
Patents 1997