| 12362523 |
Powered tree construction with rotation limiting |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2025-07-15 |
| 11967790 |
Powered tree construction with rotation limiting |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2024-04-23 |
| 11799251 |
Powered tree construction with rotation limiting |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2023-10-24 |
| 11602237 |
Multi-wire quick assemble tree |
Chi Yin Alan Leung, Chi Kin Samuel Kwok |
2023-03-14 |
| 11095078 |
Powered tree construction with rotation limiting |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2021-08-17 |
| 10985513 |
Powered tree construction with rotation limiting |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2021-04-20 |
| 10842306 |
Multi-wire quick assemble tree |
Chi Yin Alan Leung, Chi Kin Samuel Kwok |
2020-11-24 |
| 10777949 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2020-09-15 |
| 10522954 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2019-12-31 |
| 10404019 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2019-09-03 |
| 9912109 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2018-03-06 |
| 9843147 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2017-12-12 |
| 9839315 |
Multi-wire quick assemble tree |
Chi Yin Alan Leung, Chi Kin Samuel Kwok |
2017-12-12 |
| 9119495 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2015-09-01 |
| 8959810 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2015-02-24 |
| 8863416 |
Powered tree construction |
Chi Yin Alan Leung, Ricky Tong, Chi Kin Samuel Kwok |
2014-10-21 |