Tateoka; Yasuo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tateoka; Yasuo.The latest application filed is for "photochromic material containing a spirooxazine and a nitroxy free radical triplet state quencher".
- Tateoka; Yasuo - Machida JP
- Tateoka; Yasuo - Yokosuka JP
| Patent | Date |
|---|---|
| Photochromic material containing a spirooxazine and a nitroxy free radical triplet state quencher Grant 4,962,013 - Tateoka , et al. October 9, 1 | 1990-10-09 |
| Plastic parts with surface-hardening coating containing ultraviolet absorber Grant 4,708,908 - Tateoka , et al. November 24, 1 | 1987-11-24 |
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