% Expired Patents = 80.0

Trademarks = 2

Forward Citations = 33

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16 inventors (with patents filed for the assignee):

Wayne R Matson (2 out of 39 patents)

Gary J Van Berkel (1 out of 40 patents)

Honghua Zhang (1 out of 17 patents)

4. Uwe Karst (1 out of 4 patents)

5. John P O'Daly (1 out of 11 patents)

6. Marek Wojciechowski (1 out of 6 patents)

7. Najih Naser (1 out of 4 patents)

8. Thomas N Stewart (1 out of 9 patents)

9. R Michael Roe (1 out of 9 patents)

10. Deborah M Thompson (1 out of 7 patents)

11. Rebecca Sundseth (1 out of 4 patents)

12. Steven E Wegner (1 out of 5 patents)

13. Georg Diehl (1 out of 1 patent)

14. Heiko Hayen (1 out of 1 patent)

15. Michael C Granger (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7455975 - Electrochemical detection of nucleic acid sequences (2008-11-25),

2. 7297481 - Detection of DNA damage (2007-11-20),

3. 7214486 - Detection of DNA damage (2007-05-08),

4. 7028537 - Coupling electrochemistry to mass spectrometry and high performance liquid chromatography (2006-04-18),

5. 6952013 - Electrochemistry with porous flow cell (2005-10-04),

Company Overview

Esa Biosciences, Inc. is a leading provider of analytical instruments for the biopharmaceutical industry. With a focus on developing innovative solutions for post-translational modification analysis and characterization, Esa Biosciences offers a range of high-performance liquid chromatography systems and detectors. Their products are used by researchers and scientists worldwide to improve the efficiency and accuracy of their bioanalytical workflows.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#28 in Chelmsford, MA

#2,894 in Massachusetts

#51,620 in US

Chelmsford, MA, United States of America

Esa Biosciences, Inc.

Forward Citations = 33

16 inventors:

Wayne R Matson (2 out of 39 patents)

Gary J Van Berkel (1 out of 40 patents)

Honghua Zhang (1 out of 17 patents)

4. Uwe Karst (1 out of 4 patents)

5. John P O'Daly (1 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Esa Biosciences, Inc.. Retrieved from https://idiyas.com/company/esa-biosciences

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]