Inventor
Dengsong Zhang
Inventor
Shanghai, CN
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients20%
C09DCoating compositions, e.g. paints, varnishes or lacquers20%
G02BOptical elements, systems or apparatus20%
G02CSpectacles20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017Patents assigned to ESSILOR INT (1)· patent assignee history
2017Patents assigned to UNIV SHANGHAI (1)· patent assignee history
2017Based in Shanghai, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ESSILOR INT | 1 | 2017 |
| UNIV SHANGHAI | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shanghai, CN | 1 | 2017 |