Inventor
Li-Chen Hsu
Inventor
Westlake, OH, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds16%
C08JWorking-up16%
C07DHeterocyclic compounds11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
B01DSeparation5%
B29DProducing particular articles from plastics or from substances in a plastic state5%
B60CVehicle tyres5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
PatentTitleYear
4,555,565'Ring-chain polymer containing triaryl-s-triazine ring and other heat-resistant heterocyclic rings'19854,505,998'Alkaline battery containing a separator of a cross-linked copolymer of vinyl alcohol and unsaturated carboxylic acid'19854,357,402'Polyvinyl alcohol cross-linked with two aldehydes'19824,272,470'Cross-linked polyvinyl alcohol and method of making same'19814,262,067'In-situ cross linking of polyvinyl alcohol'19814,218,280'Method of cross-linking polyvinyl alcohol and other water soluble resins'19804,159,262'Catalytic trimerization of aromatic nitriles and triaryl-s-triazine ring cross-linked high temperature resistant polymers and copolymers made thereby'19794,154,912'In situ self cross-linking of polyvinyl alcohol battery separators'19794,061,856'Trimerization of aromatic nitriles'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1985Patents assigned to NASA (8)· patent assignee history
1977–1979Based in Cleveland, OH, US· patent location history
1980–1985Based in Westlake, OH, US· patent location history
1985Patents assigned to HSU LI CHEN (1)· patent assignee history
1985Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NASA | 8 | 1977–1985 |
| HSU LI CHENself | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Westlake, OH, US | 5 | 1980–1985 |
| Cleveland, OH, US | 3 | 1977–1979 |
| Houston, Texas, US | 1 | 1985 |