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USPTO Patent Rankings Data through Sept 30, 2025
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George Furmanski

MHMidamerican Energy Holdings: 1 patents #1 of 2Top 50%
Calipatria, CA: #1 of 1 inventorsTop 100%
California: #8,555 of 28,370 inventorsTop 35%
Overall (2004): #220,229 of 270,089Top 85%
1 Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6682644 Process for producing electrolytic manganese dioxide from geothermal brines John L. Featherstone 2004-01-27