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Hong Kong, China

Pangu Biopharma Limited

USPTO Granted Patents = 60

% Expired Patents = 1.7

CIPO Patents = 7

EPO Patents = 23

Forward Citations = 368

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24 inventors (with patents filed for the assignee):

Wing-Sze Lo (58 out of 62 patents)

Leslie Ann Greene (57 out of 76 patents)

John D Mendlein (54 out of 87 patents)

4. Kyle P Chiang (54 out of 68 patents)

5. Jeffry Dean Watkins (52 out of 106 patents)

6. Fei Hong (51 out of 62 patents)

7. Cheryl L Quinn (51 out of 55 patents)

8. Alain Philippe Vasserot (50 out of 98 patents)

9. Zhiwen Xu (8 out of 12 patents)

10. Kristi Helen Piehl (7 out of 24 patents)

11. Ching-Fun Lau (7 out of 9 patents)

12. Jie Zhou (6 out of 9 patents)

13. Elisabeth Gardiner (2 out of 2 patents)

14. Melissa Ashlock (2 out of 2 patents)

15. Jeffrey M Greve (2 out of 40 patents)

Core Competencies:

tRNA Synthetases

Histidyl-tRNA

Cysteinyl-tRNA

Valyl-tRNA

Therapeutic Compositions

Diagnostic Methods

Protein Fragments

Autoimmune Treatments

Biological Activities

Antibody Compositions

Innovative Discoveries

Splice Variants

60 patents: Sort by Forward Citations

1. 12497466 - COMPOSITIONS AND METHODS COMPRISING HISTIDYL-TRNA SYNTHETASE SPLICE VARIANTS HAVING NON-CANONICAL BIOLOGICAL ACTIVITIES (2025-12-16),

2. 11078299 - Compositions and methods comprising histidyl-tRNA synthetase splice variants having non-canonical biological activities (2021-08-03),

3. 10717786 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of Cysteinyl-tRNA synthetase (2020-07-21),

4. 10669533 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of Histidyl-tRNA synthetases (2020-06-02),

5. 10563192 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of threonyl-tRNA synthetases (2020-02-18),

6. 10563191 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related protein fragments of tryptophanyl tRNA synthetases (2020-02-18),

7. 10526419 - Compositions and methods comprising histidyl-tRNA synthetase splice variants having non-canonical biological activities (2020-01-07),

8. 10472618 - Histidyl-tRNA synthetase-Fc conjugates (2019-11-12),

9. 10220080 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of phenylalanyl-beta-tRNA synthetases (2019-03-05),

10. 10196629 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of glycyl-tRNA synthetases (2019-02-05),

11. 10196628 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of histidyl-tRNA synthetases (2019-02-05),

12. 10189911 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of Valyl-tRNA synthetases (2019-01-29),

13. 10179908 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of leucyl-tRNA synthetases (2019-01-15),

14. 10179906 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of phenylalanyl-alpha-tRNA synthetases (2019-01-15),

15. 10150958 - Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of threonyl-tRNA synthetases (2018-12-11),

Company Overview

Pangu Biopharma Limited, based in Hong Kong, specializes in innovative tRNA synthetase technologies. The company focuses on the development of therapeutic compositions and diagnostic methods that leverage the unique properties of tRNA synthetases, including histidyl-tRNA, cysteinyl-tRNA, and valyl-tRNA. Pangu's research aims to advance treatments for autoimmune diseases and enhance the understanding of protein fragments, positioning the organization at the forefront of biopharmaceutical innovation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

60 Patents

#50 in Hong Kong

#544 in China

#12,083 in the World

Hong Kong, China

Pangu Biopharma Limited

Forward Citations = 368

24 inventors:

Wing-Sze Lo (58 out of 62 patents)

Leslie Ann Greene (57 out of 76 patents)

John D Mendlein (54 out of 87 patents)

4. Kyle P Chiang (54 out of 68 patents)

5. Jeffry Dean Watkins (52 out of 106 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pangu Biopharma Limited. Retrieved from https://idiyas.com/company/pangu-biopharma

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

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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