Huang; Huei Ching
Patent Applications and Registrations
Patent applications and USPTO patent grants for Huang; Huei Ching.The latest application filed is for "mixtures of reactive dyes and their use".
- Huang; Huei Ching - Taoyuan Hsi TW
- Huang, Huei Ching - Taoyuan Hsien TW
- Huang, Huei Ching - Ba Te City TW
| Patent | Date |
|---|---|
| Mixtures of reactive dyes and their use Grant 6,780,204 - Huang , et al. August 24, 2 | 2004-08-24 |
| Mixtures of reactive dyes and their use App 20030172476 - Huang, Huei Ching ; et al. | 2003-09-18 |
| Mixtures of reactive dyes and their use App 20020162178 - Huang, Huei Ching ; et al. | 2002-11-07 |
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