Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354187 | Electrochromic display device | Junichi Tabata | 1982-10-12 |
| 4349818 | Electrochromic display device | Junichi Tabata | 1982-09-14 |
| 4321901 | Automatic speed control device | Kyoji Kobayashi, Yujiro Tsutsui, Ekiro Hidaka, Kiyoshi Konishi, Toshio Iwaoka | 1982-03-30 |