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For the Inventor, By the Inventor

San Ramon, CA, United States of America

Biogenex Laboratories, Inc.

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 21.1


Forward Citations = 1,403

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34 inventors (with patents filed for the assignee):

goldMedal Krishan L Kalra (17 out of 18 patents)

silverMedal Sheng-Hui Su (6 out of 8 patents)

bronzeMedal Cheng-Zhi Yu (3 out of 4 patents)

4.  Jason Zhen Zhang (2 out of 3 patents)

5.  Guangrong Zhang (2 out of 2 patents)

6.  Ding Zhou (2 out of 2 patents)

7.  Jianghong Shui (2 out of 2 patents)

8.  Zhi-Weng Chang (2 out of 2 patents)

9.  Rajkumar Siva Iyer (2 out of 2 patents)

10.  Shan-Rong Shi (2 out of 2 patents)

11.  Thomas Marion Maxwell (1 out of 4 patents)

12.  Wallace Chang (1 out of 1 patent)

13.  Ravishankar Melkote (1 out of 1 patent)

14.  Glenn K Takayama (1 out of 10 patents)

15.  Wai Bun Wong (1 out of 11 patents)


19 patents:

1. 11506579 - Assembly for forming microchamber for inverted substrate (2022-11-22),
2. 10876937 - Assembly for forming microchamber for inverted substrate (2020-12-29),
3. 10168257 - Sample processing system (2019-01-01),
4. 9551635 - Sample processing system (2017-01-24),
5. 8968675 - Sample processing system (2015-03-03),
6. 7472803 - Systems and methods for dispensing objects (2009-01-06),
7. 7070951 - Dewaxing kit for immunostaining tissue specimens (2006-07-04),
8. 6632598 - Deparaffinization compositions and methods for their use (2003-10-14),
9. 6495106 - Automated staining apparatus (2002-12-17),
10. 6451551 - Releasing embedding media from tissue specimens (2002-09-17),
11. 6130323 - Non-nucleotide linking reagents (2000-10-10),
12. 5948359 - Automated staining apparatus (1999-09-07),
13. 5916750 - Multifunctional linking reagents for synthesis of branched oligomers (1999-06-29),
14. 5578452 - Enhancement of immunochemical staining in aldehyde-fixed tissues (1996-11-26),
15. 5492837 - Mounting medium for microscope slide preparations (1996-02-20),
Company Overview
Biogenex Laboratories, Inc. is a prominent player in the field of diagnostic and research solutions, specializing in advanced technologies for immunohistochemistry and in situ hybridization. The company develops a range of high-quality reagents, instruments, and kits that facilitate the detection and analysis of biomarkers in various biological samples. Based in San Ramon, California, Biogenex serves a global clientele, contributing to advancements in medical research and diagnostics through innovative products and reliable support.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#13 in San Ramon, CA

#4,105 in California

#17,150 in US

#32,693 in the World

San Ramon, CA (US)
San Ramon, CA, United States of America

Biogenex Laboratories, Inc.

Forward Citations = 1,403

34 inventors:

goldMedal Krishan L Kalra (17 out of 18 patents)

silverMedal Sheng-Hui Su (6 out of 8 patents)

bronzeMedal Cheng-Zhi Yu (3 out of 4 patents)

4.  Jason Zhen Zhang (2 out of 3 patents)

5.  Guangrong Zhang (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Biogenex Laboratories, Inc.. Retrieved from https://idiyas.com/company/biogenex-laboratories

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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