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For the Inventor, By the Inventor

Shanghai, China

Cathay Industrial Biotech Ltd.


USPTO Granted Patents = 10

Trademarks = 3

Forward Citations = 14

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16 inventors (with patents filed for the assignee):

goldMedal Naiqiang Li (9 out of 18 patents)

silverMedal Charlie Liu (8 out of 13 patents)

bronzeMedal Bingbing Qin (7 out of 19 patents)

4.  Xiucai Liu (7 out of 50 patents)

5.  Xiaoming Li (2 out of 15 patents)

6.  Zhenhua Pang (2 out of 2 patents)

7.  Duanfang Dai (2 out of 2 patents)

8.  Yang Chen (1 out of 41 patents)

9.  Yi Zheng (1 out of 3 patents)

10.  Xiwei Yang (1 out of 1 patent)

11.  Chi Liu (1 out of 7 patents)

12.  Jinxiu Liao (1 out of 1 patent)

13.  Jianglin Wang (1 out of 2 patents)

14.  Haibin Qin (1 out of 1 patent)

15.  Huiqing Zang (1 out of 1 patent)


10 patents:

1. 10221407 - Stabilized recombinant expression plasmid vector in hafnia alvei and applications thereof (2019-03-05),
2. 9919996 - Preparation of cadaverine (2018-03-20),
3. 9914694 - Purification of cadaverine using high boiling point solvent (2018-03-13),
4. 9896409 - Purification of cadaverine using high boiling point solvent (2018-02-20),
5. 9650326 - Process for treating reaction solution containing long chain dicarboxylate (2017-05-16),
6. 9556106 - Purification of cadaverine using high boiling point solvent (2017-01-31),
7. 9546127 - Purification of cadaverine (2017-01-17),
8. 9388378 - [object Object] (2016-07-12),
9. 9234203 - Stabilized recombinant expression plasmid vector in hafnia alvei and applications thereof (2016-01-12),
10. 8729298 - Method for separation and purification of long-chain diacids (2014-05-20),
Company Overview
Cathay Industrial Biotech Ltd. is a leading biotechnology company based in Shanghai, specializing in the development and production of bio-based materials and chemicals. The company focuses on innovative solutions in the fields of renewable resources and sustainable manufacturing processes. With a commitment to environmental sustainability, Cathay leverages advanced fermentation technology to create high-performance products that serve various industries, including textiles, food, and cosmetics, contributing to a greener future.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

10 Patents

#249 in Shanghai

#2,817 in China

#56,092 in the World

Shanghai, CN
Shanghai, China

Cathay Industrial Biotech Ltd.

Forward Citations = 14

16 inventors:

goldMedal Naiqiang Li (9 out of 18 patents)

silverMedal Charlie Liu (8 out of 13 patents)

bronzeMedal Bingbing Qin (7 out of 19 patents)

4.  Xiucai Liu (7 out of 50 patents)

5.  Xiaoming Li (2 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cathay Industrial Biotech Ltd.. Retrieved from https://idiyas.com/company/cathay-industrial-biotech

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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