Forward Citations = 33

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7 inventors (with patents filed for the assignee):

Ralph M Kallenbach (2 out of 3 patents)

Edward J Wolbert (1 out of 4 patents)

Bryan L Risley (1 out of 2 patents)

4. Bruce J Alpha (1 out of 2 patents)

5. David E Olson (1 out of 1 patent)

6. Frank P Polak (1 out of 1 patent)

7. Peter N Hamby (1 out of 1 patent)

3 patents: Sort by Forward Citations

#803 in Chicago, IL

#3,452 in Illinois

#73,860 in US

Sargent & Lundy

Forward Citations = 33

7 inventors:

Ralph M Kallenbach (2 out of 3 patents)

Edward J Wolbert (1 out of 4 patents)

Bryan L Risley (1 out of 2 patents)

4. Bruce J Alpha (1 out of 2 patents)

5. David E Olson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sargent & Lundy. Retrieved from https://idiyas.com/company/sargent-and-lundy

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]