Chang; Cheng-Tung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Cheng-Tung.The latest application filed is for "acoustic energy inductive device, equipment and method using the same".
- Chang; Cheng-Tung - TU-CHEN CITY TW
- Chang, Cheng-Tung - Taipei TW
| Patent | Date |
|---|---|
| Acoustic Energy Inductive Device, Equipment And Method Using The Same App 20150360122 - Chen; Yi-Yuan ; et al. | 2015-12-17 |
| Fancy yarn spinning device App 20020174644 - Hsieh, Kun-Chi ; et al. | 2002-11-28 |
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