Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EP

Evans Products — 16 Patents

Rank (All Time): #36,465 of 105,732Top 35%
17 inventors
16 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1992Bar chart with a peak of 3 patents in 1980.peak 31980: 3 patents19801981: 2 patents19811982: 2 patents19821983: 1 patents19831984: 2 patents19841985: 2 patents19851987: 1 patents19871988: 1 patents19881992: 2 patents1992

Top Inventors at Evans Products All Time

Showing 1–17 of 17 inventors

RankNamePatents
1 Bennett O. Blout 4
2 Robert C. Beals 3
3 Donald J. Ehrlich 2
3 Robert A. Gatzen 2
#5 Charles H. Geissel 1
#5 Piotr Zenczak 1
#5 Donald R. Gaines 1
#5 Donald L. Gaines 1
#5 Duane W. Player 1
#5 Jackson A. Shook 1
#5 James Young 1
#5 Jerold R. Shaltis 1
#5 John J. Martinek 1
#5 Peter W. Leach 1
#5 Tibor Matyas 1
#5 Robert L. Hassenauer 1
#5 James C. Ruffolo 1

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