Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367153 | Apparatus for detecting the focus adjusting state of an objective lens by performing filter processing | Akira Yamada, Yukio Odaka, Akira Akashi | 1994-11-22 |
| 5305047 | Pattern projector having a multi-portion projection lens and camera comprising the same | Shingo Hayakawa, Takeshi Koyama | 1994-04-19 |