Inventor
Zhenqiang Liu
Inventor
Kwai Chung, HK
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A41Cprimary
A41CCorsets29%
A41DOuterwear7%
B29CShaping or joining of plastics7%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
B62BHand-propelled vehicles, e.g. hand carts or perambulators7%
E05DHinges or suspension devices for doors, windows or wings7%
F16CShafts7%
F23JRemoval or treatment of combustion products or combustion residues7%
G09GArrangements or circuits for control of indicating devices using static means to present variable information7%
G11CStatic stores7%
PatentTitleYear
10,892,028Shift register and method of driving the same, gate driving circuit and display device202110,849,368Breast cup assembly202010,660,377Brassiere and front panel for brassiere202010,441,012Strip of material and method for protecting an edge of a garment20199,637,154'Hinge assembly for folding stroller'20178,956,199'Breast cup assembly and a brassiere incorporating such a breast cup'20158,747,184'Support structure for a brassiere'20148,746,157'Bottom ash discharging device for coal-fired boiler'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2015Patents assigned to LIU ZHENQIANG (3)· patent assignee history
2014–2015Patents assigned to REGINA MIRACLE INTERNAT GROUP LTD (2)· patent assignee history
2014Patents assigned to BEIJING GUODIAN FUTONG SCIENCE & TECHNOLOGY DEV CO LTD (1)· patent assignee history
2014–2020Based in Kwai Chung, HK· patent location history
2014–2021Based in Beijing, CN· patent location history
2015Based in Hong Kong, CN· patent location history
2017Based in Zhuhai, CN· patent location history
2019–2020Patents assigned to REGINA MIRACLE INTERNATIONAL GROUP LTD (2)· patent assignee history
2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LIU ZHENQIANGself | 3 | 2014–2015 |
| REGINA MIRACLE INTERNAT GROUP LTD | 2 | 2014–2015 |
| REGINA MIRACLE INTERNATIONAL GROUP LTD | 2 | 2019–2020 |
| BEIJING GUODIAN FUTONG SCIENCE & TECHNOLOGY DEV CO LTD | 1 | 2014 |
| BOE TECHNOLOGY GROUP CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kwai Chung, HK | 4 | 2014–2020 |
| Beijing, CN | 2 | 2014–2021 |
| Zhuhai, CN | 1 | 2017 |
| Hong Kong, CN | 1 | 2015 |