Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5223964 | Liquid crystal display device having a spacer composed of spherical particles having a particular coefficient of variation in particle diameter and an aggregation ratio | Kiyoshi Nagano, Michio Komatsu, Yoshichika Tanaka | 1993-06-29 |