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Langhorne, PA, United States of America

Ecogen, Inc.

USPTO Granted Patents = 27

CIPO Patents = 2

Trademarks = 5

Forward Citations = 670

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28 inventors (with patents filed for the assignee):

James Arthur Baum (9 out of 90 patents)

William P Donovan (7 out of 49 patents)

Leigh H English (5 out of 27 patents)

4. Amy Jelen Gilmer (5 out of 30 patents)

5. Michael A Von Tersch (4 out of 11 patents)

6. Thomas M Malvar (4 out of 72 patents)

7. Mark J Rupar (4 out of 18 patents)

8. Annette C Slaney (4 out of 21 patents)

9. Jose M Gonzalez, Jr (4 out of 5 patents)

10. James William Bryson (3 out of 19 patents)

11. Susan M Brussock (3 out of 10 patents)

12. Caroline A Kulesza (3 out of 10 patents)

13. Frederick S Walters (3 out of 10 patents)

14. Stephen L Slatin (3 out of 10 patents)

15. Charles P Romano (2 out of 22 patents)

Core Competencies:

Insect-Resistant Plants

Bacillus Thuringiensis

Cry1C Polypeptides

Transgenic Plants

Insecticidal Compositions

Delta-Endotoxins

Chimeric Proteins

Coleopteran Insects

Lepidopteran Insects

Gustatory Stimulant

Toxin Genes

Recombinant Strains

27 patents: Sort by Forward Citations

1. 6077824 - Methods for improving the activity of .delta.-endotoxins against insect (2000-06-20),

2. 6060594 - Nucleic acid segments encoding modified bacillus thuringiensis (2000-05-09),

3. 6033874 - CRY1C polypeptides having improved toxicity to lepidopteran insects (2000-03-07),

4. 6023013 - Insect-resistant transgenic plants (2000-02-08),

5. 6017534 - Hybrid Bacillus thuringiensis .delta.-endotoxins with novel (2000-01-25),

6. 5965428 - Chimeric lepidopteran-toxic crystal proteins (1999-10-12),

7. 5942664 - Bacillus thuringiensis Cry1C compositions toxic to lepidopteran insects (1999-08-24),

8. 5914318 - Transgenic plants expressing lepidopteran-active .delta.-endotoxins (1999-06-22),

9. 5854053 - Bacillus thuringiensis bacteria (1998-12-29),

10. 5843744 - Bacillus thuringiensis Tn5401 proteins (1998-12-01),

11. 5804180 - Bacillus thuringiensis strains showing improved production of certain (1998-09-08),

12. 5776449 - Recombinant bacillus thuringiensis strains, insecticidal compositions (1998-07-07),

13. 5650308 - Recombinant Bacillus thuringiensis strain construction method (1997-07-22),

14. 5464618 - Gustatory stimulant composition useful for corn rootworm control (1995-11-07),

15. 5441884 - Bacillus thuringiensis transposon TN5401 (1995-08-15),

Company Overview

Ecogen, Inc. is a technology company based in Langhorne, Pennsylvania, specializing in the development and manufacturing of innovative solutions in the field of renewable energy and environmental sustainability. The company focuses on harnessing advanced technologies to create efficient energy systems and products that contribute to a cleaner environment. With a commitment to research and development, Ecogen aims to lead in the integration of sustainable practices across various sectors, promoting a greener future.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

27 Patents

#1 in Langhorne, PA

#454 in Pennsylvania

#12,420 in US

#24,012 in the World

Langhorne, PA, United States of America

Ecogen, Inc.

Forward Citations = 670

28 inventors:

James Arthur Baum (9 out of 90 patents)

William P Donovan (7 out of 49 patents)

Leigh H English (5 out of 27 patents)

4. Amy Jelen Gilmer (5 out of 30 patents)

5. Michael A Von Tersch (4 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ecogen, Inc.. Retrieved from https://idiyas.com/company/ecogen

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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