Inventor
Qingwang Wei
Inventor
Qinhuangdao, CN
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B05Dprimary
B05DProcesses for applying fluent materials to surfaces, in general33%
C23CCoating metallic material33%
B08BCleaning in general17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
PatentTitleYear
11,072,853High-ductility periodic variable alloy protective film and forming method thereof202110,745,794Anti-aging periodic variable reaction black chromium coating film and forming method thereof202010,639,681Automatic powder cleaning system for mixed-line hub bolt holes and combined powder cleaning gun2020Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2020–2021Patents assigned to CITIC DICASTAL CO LTD (3)· patent assignee history
2020–2021Based in Qinhuangdao, CN· patent location history
2020Based in Hebei, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CITIC DICASTAL CO LTD | 3 | 2020–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Qinhuangdao, CN | 2 | 2020–2021 |
| Hebei, CN | 1 | 2020 |