Akiyama; Ryouichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Akiyama; Ryouichi.The latest application filed is for "color display device".
- Akiyama; Ryouichi - Kawasaki JP
| Patent | Date |
|---|---|
| Color display device Grant 5,164,715 - Kashiwabara , et al. November 17, 1 | 1992-11-17 |
| Ferroelectric liquid crystal panel having a ferroelectric optical compensating liquid crystal cell Grant 5,126,864 - Akiyama , et al. June 30, 1 | 1992-06-30 |
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