Poon; Kai Kei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Poon; Kai Kei.The latest application filed is for "touch control human machine interface".
- Poon; Kai Kei - Chai Wan HK
- Poon; Kai Kei - Hong Kong CN
- Poon; Kai Kei - Chaiwan CN
- Poon; Kai Kei - Dongguan CN
| Patent | Date |
|---|---|
| Control system for use in controlling operation of an electrical appliance Grant 11,431,172 - Nieh , et al. August 30, 2 | 2022-08-30 |
| Control system and device for use in controlling operation of an electrical appliance Grant 10,852,854 - Nieh , et al. December 1, 2 | 2020-12-01 |
| Touch Control Human Machine Interface App 20200228118 - NIEH; CHENG CHEN ; et al. | 2020-07-16 |
| Control System For Use In Controlling Operation Of An Electrical Appliance App 20200119552 - NIEH; CHENG CHEN ; et al. | 2020-04-16 |
| Control System And Device For Use In Controlling Operation Of An Electrical Appliance App 20190302904 - NIEH; Cheng Chen ; et al. | 2019-10-03 |
| Waterproof toggle switch Grant 10,283,291 - Poon | 2019-05-07 |
| Push-button switch capable of adjusting output power Grant 10,147,567 - Poon De | 2018-12-04 |
| Waterproof Toggle Switch App 20180102227 - Poon; Kai Kei | 2018-04-12 |
| Push-Button Switch Capable of Adjusting Output Power App 20180061593 - Poon; Kai Kei | 2018-03-01 |
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