Inventor
HUIQING ZHANG
Inventor
CN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC26primary
LOC2624%
B61CLocomotives12%
B61LGuiding railway traffic12%
B60LPropulsion of electrically-propelled vehicles6%
B60TVehicle brake control systems or parts thereof6%
B61HBrakes or other retarding devices specially adapted for rail vehicles6%
C08JWorking-up6%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
C08LCompositions of macromolecular compounds6%
H01LSemiconductor devices6%
PatentTitleYear
D1032052Garden lamp2024D1031111Garden lamp2024D1023412Bracket lamp202411,898,023Polyolefin photovoltaic backsheet comprising a stabilized polypropylene layer2024D1010900Garden lamp202411,738,782Activation control method and apparatus for railway train202311,247,704Activation apparatus of railway vehicle and railway vehicle having activation apparatus2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to CRRC QINGDAO SIFANG CO LTD (2)· patent assignee history
2022–2024Based in CN· patent location history
2024Patents assigned to LEEDARSON LIGHTING CO LTD (4)· patent assignee history
2024Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (1)· patent assignee history
2024Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LEEDARSON LIGHTING CO LTD | 4 | 2024 |
| CRRC QINGDAO SIFANG CO LTD | 2 | 2022–2023 |
| DOW GLOBAL TECHNOLOGIES LLC | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 6 | 2022–2024 |
| US | 1 | 2024 |