Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871937 | Vibration wave motor | — | 1989-10-03 |
| 4857951 | Output device for range information for use in an interchangeable lens | Yukio Nakajima, Tetsuo Miyasaka | 1989-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871937 | Vibration wave motor | — | 1989-10-03 |
| 4857951 | Output device for range information for use in an interchangeable lens | Yukio Nakajima, Tetsuo Miyasaka | 1989-08-15 |