Tsiang, Raymond Chien-Chao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsiang, Raymond Chien-Chao.The latest application filed is for "graft copolymers of syndiotactic polystyrene with polar functional group containing grafting arms and processes for their preparations".
- Tsiang, Raymond Chien-Chao - Chiayi TW
- Tsiang; Raymond Chien-Chao - Ming-Hsiung Hsiang TW
| Patent | Date |
|---|---|
| Graft copolymers of syndiotactic polystyrene with polar functional group containing grafting arms and processes for their preparations App 20040132908 - Tsiang, Raymond Chien-Chao ; et al. | 2004-07-08 |
| Process for selective hydrogenation of conjugated diene polymer Grant 5,705,571 - Tsiang , et al. January 6, 1 | 1998-01-06 |
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