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USPTO Patent Rankings Data through Dec 31, 2025
MC

Mcquay-Perfex — 11 Patents

Rank (All Time): #50,919 of 105,732Top 50%
12 inventors
11 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1984Bar chart with a peak of 4 patents in 1980.peak 41980: 4 patents19801981: 2 patents19811982: 3 patents19821983: 1 patents19831984: 1 patents1984

Top Inventors at Mcquay-Perfex All Time

Showing 1–12 of 12 inventors

RankNamePatents
1 Gene W. Osheroff 2
1 James Johannsen 2
1 Kenneth E. Vogel 2
#4 Gene T. Neudeck 1
#4 Gerald R. Pierson 1
#4 Jerome D. Powlas 1
#4 Paul R. Smallwood, Jr. 1
#4 Richard Cornelius 1
#4 Richard LaReau 1
#4 Robert A. Essig 1
#4 Thomas E. Watson 1
#4 Randy L. Buth 1

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