Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157536 | Optical apparatus having spring holding means for lenses | — | 1992-10-20 |
| 4632585 | Image forming apparatus | Yasuyuki Oyamatsu, Hiroshi Sakai | 1986-12-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157536 | Optical apparatus having spring holding means for lenses | — | 1992-10-20 |
| 4632585 | Image forming apparatus | Yasuyuki Oyamatsu, Hiroshi Sakai | 1986-12-30 |