Liew; Chao Yen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liew; Chao Yen.The latest application filed is for "vibratory treatment apparatus".
- Liew; Chao Yen - Singapore SG
| Patent | Date |
|---|---|
| Vibratory treatment apparatus Grant 10,369,674 - Cezario , et al. | 2019-08-06 |
| Vibratory finishing apparatus, fixtures and method Grant 10,166,651 - Tian , et al. J | 2019-01-01 |
| Vibratory Treatment Apparatus App 20170348818 - CEZARIO; Joao Paulo Siqueira ; et al. | 2017-12-07 |
| Vibratory Finishing Apparatus, Fixtures And Method App 20160346896 - TIAN; Yebing ; et al. | 2016-12-01 |
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