Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4322133 | Method of driving electrochromic display device and electrochromic display device therefor | Hisashi Uede, Hiroshi Hamada, Hiroshi Nakauchi, Yasuhiko Inami | 1982-03-30 |
| 4308658 | Electrochromic display device manufacture method | Sadatoshi Takechi, Yasuhiko Inami, Hisashi Uede | 1982-01-05 |