Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617184 | Apparatus for turning a negative film carrier | Yoshihiro Yamamoto | 1997-04-01 |
| 5598249 | DX code sensing negative film carrier | Yoshihiro Yamamoto | 1997-01-28 |
MK
Masahiko Kuwayama
Overall (1997): #31,088 of 185,788Top 20%
2
Patents 1997