Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Eugene E. Mazewski — 5 Patents

ENEnvirex: 5 patents #4 of 52Top 8%
Pewaukee, WI: #87 of 359 inventorsTop 25%
Wisconsin: #9,126 of 40,088 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Eugene E. Mazewski has been granted 5 US patents while listed as an inventor at Envirex. The first was granted in 1995 and the most recent in June 1998. Eugene E. Mazewski ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Eugene E. Mazewski in Pewaukee, WI, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5766491 Backflow prevention system for media bed reactor Peter J. Petit, Robert Hines 1998-06-16
5552052 Method of reducing iron fouling in groundwater treatment systems Robert Hines 1996-09-03
5538635 Method for dissolving gas in liquid including pressurized bubble contactor in sidestream Peter J. Petit, Richard E. Speece 1996-07-23
5454938 Bed height sensing device for biological reactor Michael L. Doyle, Peter J. Petit 1995-10-03
5411660 Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream Peter J. Petit, Richard E. Speece 1995-05-02