Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795248 | Liquid crystal eyeglass | Takao Okada, Takeaki Nakamura, Kazuo Nakamura, Kimihiko Nishioka, Toshihito Kouchi +1 more | 1989-01-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795248 | Liquid crystal eyeglass | Takao Okada, Takeaki Nakamura, Kazuo Nakamura, Kimihiko Nishioka, Toshihito Kouchi +1 more | 1989-01-03 |