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

Earl K. Rickard

CECombustion Engineering: 4 patents #62 of 732Top 9%
Town of East Granby, CT: #22 of 74 inventorsTop 30%
Connecticut: #10,145 of 34,797 inventorsTop 30%
Overall (All Time): #1,307,335 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4510892 Seal for boiler water wall Steven P. Wincze 1985-04-16
4494468 Steam generator with gas recirculation to the ash hopper region of the furnace 1985-01-22
4263856 Providing supplemental pulverized coal for load regain 1981-04-28
4182359 Slide gate damper 1980-01-08