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Asymchem Laboratories (Tianjin) Co., Ltd.

USPTO Granted Patents = 19

EPO Patents = 12

Forward Citations = 6

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55 inventors (with patents filed for the assignee):

Hao Hong (11 out of 19 patents)

Jiangping Lu (10 out of 23 patents)

Na Zhang (7 out of 16 patents)

4. Hao Hong (7 out of 18 patents)

5. Kejian Zhang (5 out of 7 patents)

6. James Gage (5 out of 5 patents)

7. Xuecheng Jiao (4 out of 7 patents)

8. Gage James (3 out of 9 patents)

9. Wenyan Yu (3 out of 6 patents)

10. Yulei Ma (3 out of 7 patents)

11. Yanjun Li (3 out of 6 patents)

12. Fang Liu (3 out of 6 patents)

13. Enxuan Zhang (3 out of 6 patents)

14. Chaoyong Chen (3 out of 4 patents)

15. Jiuyuan Li (3 out of 4 patents)

19 patents: Sort by Forward Citations

1. 12410413 - Transaminase mutant and use thereof (2025-09-09),

2. 12351544 - Borohydride reduction stabilizing system and method for reducing ester to alcohol (2025-07-08),

3. 12303805 - Continuous post-treatment method and device for penem compound (2025-05-20),

4. 12173345 - Ketoreductase mutant and method for producing chiral alcohols (2024-12-24),

5. 12098394 - Monooxygenase mutant and use thereof (2024-09-24),

6. 12084402 - Preparation process of diazomethane (2024-09-10),

7. 11993552 - Method and device for continuously synthesizing cyclopropane compounds (2024-05-28),

8. 11827909 - Proline hydroxylase and uses thereof (2023-11-28),

9. 11702640 - Monooxygenase mutant, preparation method and application thereof (2023-07-18),

10. 10961516 - Proline hydroxylase and uses thereof (2021-03-30),

11. 10696617 - Method for alcoholysis of amide (2020-06-30),

12. 10544119 - Preparation method for chiral intermediate for use in statins (2020-01-28),

13. 10246524 - Method for preparing sulfobutyl ether-β-cyclodextrin (2019-04-02),

14. 10131926 - Transaminase and uses thereof (2018-11-20),

15. 10131883 - Diketoreductase mutant and application thereof (2018-11-20),

ASYMCHEM LABORATORIES (TIANJIN) CO., LTD. is a leading contract research and manufacturing organization specializing in the development and production of active pharmaceutical ingredients (APIs) and advanced intermediates. With a focus on quality and innovation, ASYMCHEM provides a wide range of services including custom synthesis, process development, scale-up production, and regulatory support. With state-of-the-art facilities and a team of highly skilled professionals, ASYMCHEM is committed to delivering high-quality products and services to the pharmaceutical industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

19 Patents

#17 in Tianjin

#1,376 in China

#31,731 in the World

Asymchem Laboratories (Tianjin) Co., Ltd.

Forward Citations = 6

55 inventors:

Hao Hong (11 out of 19 patents)

Jiangping Lu (10 out of 23 patents)

Na Zhang (7 out of 16 patents)

4. Hao Hong (7 out of 18 patents)

5. Kejian Zhang (5 out of 7 patents)

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