Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312000 | Driving technique for electrochromic displays of the segmented type including means for detecting a change in the display state of the segments thereof | Hisashi Uede, Yasuhiko Inami, Hiroshi Hamada, Hiroshi Nakauchi | 1982-01-19 |