Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Robert J. Dulian — 2 Patents

FMFmc: 1 patents #867 of 1,735Top 50%
Chicago, IL: #5,168 of 13,327 inventorsTop 40%
Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,360,389 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4485856 Apparatus for accurately filling beverage cans David M. Kemp, Hartl R. Jones, Raymond J. Conway 1984-12-04
4300923 Deaerator system having positive pressure indicating means Sigmund P. Skoli, David M. Kemp 1981-11-17