Mandoh; Ritsuo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mandoh; Ritsuo.The latest application filed is for "microcapsule containing ultraviolet absorber".
- Mandoh; Ritsuo - Sakai JP
| Patent | Date |
|---|---|
| Microcapsule containing ultraviolet absorber Grant 5,443,909 - Mandoh , et al. August 22, 1 | 1995-08-22 |
| Heat-sensitive recording material Grant 5,401,708 - Shimizu , et al. March 28, 1 | 1995-03-28 |
| Heat sensitive recording material using microcapsules containing ultraviolet absorber Grant 5,272,127 - Mandoh , et al. December 21, 1 | 1993-12-21 |
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