Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10728978 | Variable multi-color LED light string and controller for an artificial tree | Chi Kin Samuel Kwok | 2020-07-28 |
| 10591143 | Seasonal light string and method of assembling seasonal light strings employing capacitor shunts | — | 2020-03-17 |
| 10533738 | Systems and methods for water-resistant lamp holders | Chi Kin Samuel Kwok, Changjun He | 2020-01-14 |
| 10522954 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2019-12-31 |
| 10478003 | Tree stand | — | 2019-11-19 |
| 10440795 | Variable multi-color LED light string and controller for an artificial tree | Chi Kin Samuel Kwok | 2019-10-08 |
| 10422490 | Banner lights systems and methods | Ricky Tong | 2019-09-24 |
| 10404019 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2019-09-03 |
| 10385579 | Systems and methods for a container with portholes | Ricky Tong | 2019-08-20 |
| 10213042 | Tree stand | — | 2019-02-26 |
| 10101013 | Seasonal light strings and method of assembling seasonal light strings employing capacitor shunts | — | 2018-10-16 |
| 9912109 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2018-03-06 |
| 9907136 | Variable multi-color LED light string and controller for an artificial tree | Chi Kin Samuel Kwok | 2018-02-27 |
| 9867490 | Stand with inserts | — | 2018-01-16 |
| 9839315 | Multi-wire quick assemble tree | Chang-Jun He, Chi Kin Samuel Kwok | 2017-12-12 |
| 9843147 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2017-12-12 |
| 9394744 | Pool ladder safety system | — | 2016-07-19 |
| D744695 | Lamp cover | Chi Kin Samuel Kwok | 2015-12-01 |
| 9161647 | Stand with inserts | — | 2015-10-20 |
| 9119495 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2015-09-01 |
| 9071053 | Electrical safety system with timer | — | 2015-06-30 |
| 8959810 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2015-02-24 |
| 8955644 | Pool ladder safety system | — | 2015-02-17 |
| 8899251 | Pool canopy system | Ricky Tong | 2014-12-02 |
| 8863416 | Powered tree construction | Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He | 2014-10-21 |