Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DE

Dennis C. Evans — 2 Patents

GE: 2 patents #13,562 of 36,430Top 40%
Topsfield, MA: #85 of 151 inventorsTop 60%
Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,314,125 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4989406 Turbine engine assembly with aft mounted outlet guide vanes John W. Vdoviak, Roy E. Moyer 1991-02-05
4456427 Cooling air injector for turbine blades Robert Alexander Nicoll, Robert E. Gladden 1984-06-26