Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Charles Daniel Califf

GE: 2 patents #13,562 of 36,430Top 40%
Lawrenceburg, IN: #41 of 87 inventorsTop 50%
Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #1,873,965 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10968771 Method and system for ice tolerant bleed takeoff David William Crall, Craig William Higgins, Erich Alois Krammer 2021-04-06
9982598 Gas turbine engine variable bleed valve for ice extraction Byron Andrew Pritchard, Jr., Peter John Wood, Raymond Gust Holm, Allan George van de Wall, Peter Alfred Pezzi 2018-05-29