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For the Inventor, By the Inventor

Berkeley, CA, United States of America

Choh Hao Li

This inventor holds 13 USPTO granted patents. Top assignees: Hoffmann-La Roche Inc., University of California. Active years: 1977-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Choh Hao Li. Retrieved from https://idiyas.com/inventor/choh-hao-li

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 6

Forward Citations = 110(Granted Patents)


Company Filing History:

goldMedal11 out of 5,026 
 
Hoffmann-La Roche Inc.
 patents
silverMedal2 out of 16,025 
 
University of California
 patents

Years Active: 1977-1986

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13 patents (USPTO):Explore Patents
1. 4624944 - Human seminal alpha-inhibins (1986-11-25),
2. 4422968 - .beta.-Endorphin analogs (1983-12-27),
3. 4330465 - Novel .beta.-endorphin analogs (1982-05-18),
4. 4317770 - D-amino acid analogs of beta-endorphin (1982-03-02),
5. 4250087 - Carboxyl terminus analogs of .beta.-endorphin (1981-02-10),
6. 4219468 - Tritiated .beta.-endorphin (1980-08-26),
7. 4189426 - Recombinant hormonal compositions and method (1980-02-19),
8. 4116950 - Analogs of human .beta.-endorphin (1978-09-26),
9. 4103005 - Novel-enkephalin analogs (1978-07-25),
10. 4098778 - .beta.-Endorphin analog (1978-07-04),
11. 4096237 - Immunoassay for .beta.-endorphin (1978-06-20),
12. 4081434 - Novel analogs of .beta.-endorphin (1978-03-28),
13. 4038222 - Untriakontapeptide with opiate activity (1977-07-26),
Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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