Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485798 | Optical compensatory sheet comprising substrate and optically anisotropic layer | Eiichiro Aminaka, Ken Kawata, Shigeki Yokoyama | 2002-11-26 |
| 6400433 | Circularly polarizing plate comprising linearly polarizing membrane and quarter wave plate | Kohei Arakawa, Ken Kawata | 2002-06-04 |
| 6338808 | Liquid crystal composition comprising liquid crystal molecules and alignment promoter | Ken Kawata, Shigeki Yokoyama, Koushin Matsuoka, Hiroshi Takeuchi | 2002-01-15 |
| 6337111 | Optically anisotropic thin film and process for producing the same | — | 2002-01-08 |