Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354754 | Indicator device within the viewfinder of a camera | Yosuke Takahashi, Nobuaki Sasagaki | 1982-10-19 |
| 4350414 | All solid state electrochromic device | Yosuke Takahashi, Hideki Akasaka, Tatsuo Niwa | 1982-09-21 |