Nishiwaki; Yoshikazu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nishiwaki; Yoshikazu.The latest application filed is for "cell selecting apparatus".
- Nishiwaki; Yoshikazu - Osaka JP
| Patent | Date |
|---|---|
| Cell selecting apparatus Grant 5,106,584 - Funakubo , et al. April 21, 1 | 1992-04-21 |
| Integrated optic circuit Grant 4,729,618 - Yoshida , et al. March 8, 1 | 1988-03-08 |
| Light modulation device Grant 4,685,763 - Tada , et al. August 11, 1 | 1987-08-11 |
| Diffraction gratings and optical branching filter elements Grant 4,673,241 - Nishiwaki , et al. June 16, 1 | 1987-06-16 |
| Optical integrated circuit utilizing the piezoelectric and photoconductive properties of a substrate Grant 4,641,913 - Nishiwaki , et al. February 10, 1 | 1987-02-10 |
| Method of forming diffraction gratings and optical branching filter elements produced thereby Grant 4,560,249 - Nishiwaki , et al. December 24, 1 | 1985-12-24 |
| Process for fabricating integrated optics Grant 4,517,280 - Okamoto , et al. May 14, 1 | 1985-05-14 |
| Optical system Grant 4,508,420 - Nishiwaki April 2, 1 | 1985-04-02 |
| Picture image observation system Grant 4,444,462 - Ono , et al. April 24, 1 | 1984-04-24 |
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