Inventor
Hanrong Yao
Inventor
Liaoning, CN
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients33%
C08LCompositions of macromolecular compounds33%
C09KMaterials for miscellaneous applications, not provided for elsewhere33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2020Patents assigned to CHINA PETROLEUM & CHEM CORP (1)· patent assignee history
2020Patents assigned to DALIAN RES INSTITUTE OF PETROLEUM AND PETROCHEMICALS SINOPEC CORP (1)· patent assignee history
2020Based in Liaoning, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA PETROLEUM & CHEM CORP | 1 | 2020 |
| DALIAN RES INSTITUTE OF PETROLEUM AND PETROCHEMICALS SINOPEC CORP | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Liaoning, CN | 1 | 2020 |