Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650879 | Lens apparatus | Tetsuji Emura | 1997-07-22 |
| 5202992 | Zoom lens apparatus | Makoto Banno, Nobuyuki Adachi, Kiichirou Ueda | 1993-04-13 |
| 5061051 | Compact zoom lens | — | 1991-10-29 |
| 4637690 | Telecentric zoom lens system | Makoto Banno | 1987-01-20 |