Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850684 | Electrochromic display device | Hiroshi Inaba, Yukitoshi Yanagida, Hiroyuki Nishii | 1989-07-25 |
| 4818352 | Electrodeposition of functional film on electrode plate relatively high in surface resistivity | Hiroshi Inaba, Yukitoshi Yanagida | 1989-04-04 |