Forward Citations = 45

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5 inventors (with patents filed for the assignee):

Alan E Opel (1 out of 8 patents)

Dale W Egan (1 out of 1 patent)

Lyman F Gilbert (1 out of 3 patents)

4. Harry C Lord (1 out of 1 patent)

5. Geoffrey B Holstrom (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 4043742 - Automatic burner monitor and control for furnaces (1977-08-23),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#76 in Monrovia, CA

#29,056 in California

#136,919 in US

Monrovia, CA, United States of America

Environmental Data Corporation

Forward Citations = 45

5 inventors:

Alan E Opel (1 out of 8 patents)

Dale W Egan (1 out of 1 patent)

Lyman F Gilbert (1 out of 3 patents)

4. Harry C Lord (1 out of 1 patent)

5. Geoffrey B Holstrom (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Environmental Data Corporation. Retrieved from https://idiyas.com/company/environmental-data

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]