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USPTO Patent Rankings Data through Dec 31, 2025
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Douglas B. Gerull — 1 Patent

INIntergraph: 1 patents #176 of 192Top 95%
Madison, AL: #404 of 715 inventorsTop 60%
Alabama: #5,394 of 10,951 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Douglas B. Gerull has been granted 1 US patent while listed as an inventor at Intergraph. All of these patents were granted in 1995. Douglas B. Gerull ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas B. Gerull in Madison, AL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5426780 System for dynamic segmentation analysis using conversion of relational data into object-oriented data David Milton Glenn 1995-06-20 $6,237,000