Mak; Ka Chun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mak; Ka Chun.The latest application filed is for "virtual reality device and mode of operation".
- Mak; Ka Chun - Hong Kong HK
| Patent | Date |
|---|---|
| Virtual reality device and mode of operation Grant 10,180,579 - Mak Ja | 2019-01-15 |
| Virtual Reality Device And Mode Of Operation App 20160370592 - Mak; Ka Chun | 2016-12-22 |
| Electronic product carrier adapted to be hung on a neck Grant 9,103,491 - Mak August 11, 2 | 2015-08-11 |
| Smart Electronic Device App 20150124385 - Mak; Ka Chun ; et al. | 2015-05-07 |
| Electronic Product Carrier Adapted To Be Hung On A Neck App 20150034685 - MAK; Ka Chun | 2015-02-05 |
| Bottle Temperature Control Apparatus App 20140190357 - MAK; Ka Chun | 2014-07-10 |
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