Ng; Wai Man
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ng; Wai Man.The latest application filed is for "wireless power transfer system".
- Ng; Wai Man - Hong Kong HK
- Ng; Wai Man - Kwai Chung N/A HK
- Ng; Wai-Man - Cheung Sha Wan Kowloon HK
- Ng; Wai Man - Kowloon Bay CN
| Patent | Date |
|---|---|
| Wireless power transfer system Grant 10,848,003 - Ng , et al. November 24, 2 | 2020-11-24 |
| Wireless Power Transfer System App 20190341808 - Ng; Wai Man ; et al. | 2019-11-07 |
| Wireless power transfer system Grant 10,250,072 - Ng , et al. | 2019-04-02 |
| Wireless Power Transfer System App 20150054344 - Ng; Wai Man ; et al. | 2015-02-26 |
| Passive LC ballast and method of manufacturing a passive LC ballast Grant 8,952,617 - Hui , et al. February 10, 2 | 2015-02-10 |
| Passive Lc Ballast And Method Of Manufacturing A Passive Lc Ballast App 20130106300 - Hui; Ron Shu Yuen ; et al. | 2013-05-02 |
| Sound and light emitting inflatable ball Grant 7,014,581 - Ng March 21, 2 | 2006-03-21 |
| Sound and light emitting inflatable ball App 20040162170 - Ng, Wai-Man | 2004-08-19 |
| Camera Grant D479,549 - Ng September 9, 2 | 2003-09-09 |
| Intelligent switch for battery Grant 6,320,351 - Ng , et al. November 20, 2 | 2001-11-20 |
| Intelligent switch for battery App 20010040441 - NG, Wai Man ; et al. | 2001-11-15 |
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