Inventor
Dong Zhang
Inventor
Beijing, CN
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%
C08LCompositions of macromolecular compounds8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
Y10TTechnical subjects covered by former us classification8%
C03CChemical composition of glasses, glazes or vitreous enamels4%
C08JWorking-up4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons4%
PatentTitleYear
11,124,899Method for preparing cellulose fiber202111,084,906Thermally stable, low birefringent copolyimide films202111,059,742Thermally stable, flexible substrates for electronic devices202110,986,283Device for inspecting mask plate, method for inspecting mask plate, and corresponding method for controlling light sources202110,811,363Marks for locating patterns in semiconductor fabrication2020Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2020Based in Wuhan, CN· patent location history
2021Patents assigned to AKRON POLYMER SYSTEMS INC (2)· patent assignee history
2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (1)· patent assignee history
2021Patents assigned to CHINA TEXTILE ACADEMY (1)· patent assignee history
2021Patents assigned to HARRIS FRANK W (1)· patent assignee history
2021Patents assigned to JING JIAOKAI (1)· patent assignee history
2021Based in Beijing, CN· patent location history
2021Based in Uniontown, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AKRON POLYMER SYSTEMS INC | 2 | 2021 |
| BOE TECHNOLOGY GROUP CO LTD | 1 | 2021 |
| CHINA TEXTILE ACADEMY | 1 | 2021 |
| HARRIS FRANK W | 1 | 2021 |
| JING JIAOKAI | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 2 | 2021 |
| Uniontown, OH, US | 2 | 2021 |
| Wuhan, CN | 1 | 2020 |