Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648874 | Optical apparatus | Michio Miura, Yoshiro Ishikawa, Fumitaka Abe | 1997-07-15 |
IS
Ippei Sawaki
Overall (1997): #138,153 of 185,788Top 75%
1
Patents 1997