Inventor
Zhichao Yang
Inventor
Beijing, CN
Overview
Patents· 4 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 bonds50%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry13%
C08LCompositions of macromolecular compounds13%
Y02PClimate change mitigation technologies in the production or processing of goods13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
10,544,242Process for preparing high-performance polypropylenes202010,301,405Polypropylene with narrow molecular weight distribution range and processes for preparation thereof20199,751,965'Methods for preparation of propylene polymers'20177,332,455'Catalyst component and catalyst for olefin polymerization as well as use thereof'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008Patents assigned to BEIJING RES INST CHEM IND (1)· patent assignee history
2008–2020Based in Beijing, CN· patent location history
2017–2020Patents assigned to CHINA PETROLEUM & CHEM CORP (3)· patent assignee history
2017–2020Patents assigned to BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP (2)· patent assignee history
2019Patents assigned to BEIJING RES INSTITUTE OF CHEMICAL INDUSTRY CHINA PETROLEUM & CHEMICAL CORP (1)· patent assignee history
2019Patents assigned to BEIJING RES INSTITUTE OF CHEMICAL INDUSTRY CHNA PETROLEUM & CHEMICAL CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA PETROLEUM & CHEM CORP | 3 | 2017–2020 |
| BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP | 2 | 2017–2020 |
| BEIJING RES INST CHEM IND | 1 | 2008 |
| BEIJING RES INSTITUTE OF CHEMICAL INDUSTRY CHINA PETROLEUM & CHEMICAL CORP | 1 | 2019 |
| BEIJING RES INSTITUTE OF CHEMICAL INDUSTRY CHNA PETROLEUM & CHEMICAL CORP | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 4 | 2008–2020 |