Tokida; Akihiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tokida; Akihiko.The latest application filed is for "polymer films for detecting chemical substances".
- Tokida; Akihiko - Kawagoe JP
- Tokida; Akihiko - Kanagawa JP
| Patent | Date |
|---|---|
| Polymer films for detecting chemical substances Grant 5,817,727 - Prass , et al. October 6, 1 | 1998-10-06 |
| Interference enhanced optical sensor for detecting chemical species Grant 5,563,707 - Prass , et al. October 8, 1 | 1996-10-08 |
| Process for preparing titanyl phthalocyanine crystal by solvent dilution Grant 5,512,674 - Nukada , et al. April 30, 1 | 1996-04-30 |
| Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal Grant 5,378,569 - Nukada , et al. January 3, 1 | 1995-01-03 |
| Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal Grant 5,298,617 - Nukada , et al. March 29, 1 | 1994-03-29 |
| Process for preparing squarylium compounds Grant 5,041,665 - Akasaki , et al. August 20, 1 | 1991-08-20 |
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