Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834509 | Liquid crystal optical device and process for its production and method for its operation | Tomoki Gunjima, Hiroshi Kumai, Shoichi Tsuchiya | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834509 | Liquid crystal optical device and process for its production and method for its operation | Tomoki Gunjima, Hiroshi Kumai, Shoichi Tsuchiya | 1989-05-30 |