Ho; Yee Man
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ho; Yee Man.The latest application filed is for "household water filter element for removing radioactive substances".
- Ho; Yee Man - Hong Kong HK
- HO; Yee Man - HK HK
| Patent | Date |
|---|---|
| Chitosan based high performance filter with self-regenerating ability Grant 9,980,484 - Li , et al. May 29, 2 | 2018-05-29 |
| Household water filter element for removing radioactive substances Grant 9,731,227 - Li , et al. August 15, 2 | 2017-08-15 |
| Household Water Filter Element For Removing Radioactive Substances App 20150101980 - LI; Jifan ; et al. | 2015-04-16 |
| Chitosan Based High Performance Filter With Self-regenerating Ability App 20150018306 - LI; Jifan ; et al. | 2015-01-15 |
| Multi-functional environmental coating composition with mesoporous silica nanomaterials Grant 8,852,333 - Wong , et al. October 7, 2 | 2014-10-07 |
| Multi-functional Environmental Coating Composition With Mesoporous Silica Nanomaterials App 20130203933 - WONG; Ka Wai ; et al. | 2013-08-08 |
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