% Expired Patents = 42.9

EPO Patents = 1

Forward Citations = 54

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14 inventors (with patents filed for the assignee):

Ghanshyam Vaghjiani (2 out of 3 patents)

Behrouz Chehroudi (2 out of 2 patents)

Andrew David Ketsdever (2 out of 3 patents)

4. Karl O Christe (1 out of 37 patents)

5. Yoshio Ishii (1 out of 1 patent)

6. Koji Tanemura (1 out of 1 patent)

7. Toshihiko Matsumoto (1 out of 1 patent)

8. Kozo Shirato (1 out of 1 patent)

9. Philip E Gentile (1 out of 1 patent)

10. Todd A Dillon (1 out of 1 patent)

11. Jose Juan Ordinas-Lewis (1 out of 1 patent)

12. Akihiko Nagai (1 out of 1 patent)

13. Angelo J Alfano (1 out of 1 patent)

14. Thomas B Mayfield (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 7686590 - Vacuum control system (2010-03-30),

2. 7665985 - Apparatus for distributed ignition of fuels by light sources (2010-02-23),

3. 7517215 - Method for distributed ignition of fuels by light sources (2009-04-14),

4. 7107184 - Strategies for analyzing pump test results (2006-09-12),

5. 6755899 - Vacuum deaeration device (2004-06-29),

6. 6623718 - Process for the chemical generation of singlet delta oxygen (2003-09-23),

7. 5770436 - Treatment for contaminated material (1998-06-23),

Company Overview

ERC Incorporated provides innovative solutions in engineering, research, and consulting services. With over 20 years of experience, we specialize in aerospace and defense systems, delivering exceptional quality and value to our clients. Our team of experts is committed to exceeding customer expectations and driving success through cutting-edge technologies and forward-thinking strategies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#44 in Huntsville, AL

#171 in Alabama

#39,907 in US

Huntsville, AL, United States of America

Erc Incorporated

Forward Citations = 54

14 inventors:

Ghanshyam Vaghjiani (2 out of 3 patents)

Behrouz Chehroudi (2 out of 2 patents)

Andrew David Ketsdever (2 out of 3 patents)

4. Karl O Christe (1 out of 37 patents)

5. Yoshio Ishii (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Erc Incorporated. Retrieved from https://idiyas.com/company/erc

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]

1 patent (EPO):

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]