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For the Inventor, By the Inventor

Gaithersburg, MD, United States of America

Igen International, Inc.


USPTO Granted Patents = 58

% Expired Patents = 3.4



Forward Citations = 1,407

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62 inventors (with patents filed for the assignee):

goldMedal Richard J Massey (22 out of 46 patents)

silverMedal Jonathan K Leland (21 out of 58 patents)

bronzeMedal Gary F Blackburn (14 out of 19 patents)

4.  Michael Joseph Powell (14 out of 38 patents)

5.  John H Kenten (13 out of 55 patents)

6.  Mark T Martin (11 out of 52 patents)

7.  Haresh P Shah (8 out of 11 patents)

8.  Jack E Goodman (8 out of 49 patents)

9.  Richard C Titmas (7 out of 11 patents)

10.  George E Lowke (6 out of 8 patents)

11.  Allen J Bard (5 out of 47 patents)

12.  Yuzaburo Namba (5 out of 10 patents)

13.  Rodger G Smith (5 out of 14 patents)

14.  David M Simpson (4 out of 11 patents)

15.  Jeffrey A Heroux (4 out of 5 patents)


Core Competencies:
Electrochemiluminescence
Catalytic Antibodies
Nucleic Acid Assays
Chemical Sensors
Electrogenerated Labels
Luminescence Detection
Metal Chelates
Microbial Detection
Prodrugs
Chemiluminescent Immunoassays
Particle Concentration
Hydrogen Peroxide ECL

58 patents:

1. 6846654 - Catalytic antibodies as chemical sensors (2005-01-25),
2. 6702986 - Electrochemiluminescent reaction utilizing amine-derived reductant (2004-03-09),
3. 6702705 - Prodrugs activated by targeted catalytic proteins (2004-03-09),
4. 6673542 - Assays for measuring nucleic acid damaging activities (2004-01-06),
5. 6635418 - Assay methods for nucleic acid in a sample (2003-10-21),
6. 6613583 - Electrochemiluminescent label based on multimetallic assemblies (2003-09-02),
7. 6524865 - Electrochemiluminescent enzyme immunoassay (2003-02-25),
8. 6521432 - Methods for enhancing the rate of modification of metastable bonds (2003-02-18),
9. 6517777 - Apparatus for carrying out electrochemiluminescence test measurements (2003-02-11),
10. 6479265 - Catalytic antibodies which hydrolyze primary amides and methods for eliciting and use of such antibodies (2002-11-12),
11. 6479233 - Electrogenerated chemiluminescence labels for analysis and/or referencing (2002-11-12),
12. 6468741 - Electrochemiluminescent rhenium moieties (2002-10-22),
13. 6451225 - Electrochemiluminescent reaction utilizing amine-derived reductant (2002-09-17),
14. 6448091 - Method and apparatus for improved luminescence assays using particle concentration chemiluminescence detection (2002-09-10),
15. 6365368 - Rapid method for the detection and quantification of microbes in water (2002-04-02),
Company Overview
Igen International, Inc., based in Gaithersburg, MD, specializes in advanced electrochemiluminescence technologies. The company focuses on developing innovative solutions in areas such as catalytic antibodies, nucleic acid assays, and chemical sensors. Their expertise extends to electrogenerated labels and luminescence detection, enabling precise and sensitive detection methods. Igen's technologies are pivotal in applications ranging from microbial detection to various analytical and diagnostic fields, contributing significantly to advancements in life sciences and healthcare.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

58 Patents

#6 in Gaithersburg, MD

#62 in Maryland

#6,151 in US

#12,380 in the World

Gaithersburg, MD (US)
Gaithersburg, MD, United States of America

Igen International, Inc.

Forward Citations = 1,407

62 inventors:

goldMedal Richard J Massey (22 out of 46 patents)

silverMedal Jonathan K Leland (21 out of 58 patents)

bronzeMedal Gary F Blackburn (14 out of 19 patents)

4.  Michael Joseph Powell (14 out of 38 patents)

5.  John H Kenten (13 out of 55 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Igen International, Inc.. Retrieved from https://idiyas.com/company/igen-international

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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