TSANG; Hing Po
Patent Applications and Registrations
Patent applications and USPTO patent grants for TSANG; Hing Po.The latest application filed is for "battery".
- TSANG; Hing Po - Hong Kong HK
| Patent | Date |
|---|---|
| Battery App 20210296742 - TSANG; Hing Po ; et al. | 2021-09-23 |
| Battery Including Safety Vent Assembly App 20200411824 - TSANG; Hing Po | 2020-12-31 |
| Battery including safety vent assembly Grant 10,734,625 - Tsang , et al. | 2020-08-04 |
| Batteries App 20180159101 - TSANG; Hing Po ; et al. | 2018-06-07 |
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