Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644373 | Liquid crystal device with substrates of different materials and similar thermal expansion coefficients | Shigetoshi Sugawa, Moriyuki Okamura, Masaru Kamio, Mamoru Miyawaki | 1997-07-01 |