Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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The Tappan — 18 Patents

Rank (All Time): #32,653 of 105,732Top 35%
14 inventors
18 Patents All Time

Patents per Year

Patents granted per year, 1982 to 1989Bar chart with a peak of 5 patents in 1982.peak 51982: 5 patents19821983: 2 patents19831984: 1 patents19841985: 1 patents19851986: 4 patents19861988: 4 patents19881989: 1 patents1989

Top Inventors at The Tappan All Time

Showing 1–14 of 14 inventors

RankNamePatents
1 Clark Pearson 4
1 Gregory Wolf 4
1 Scott Sandman 4
#4 Ernest Ravinet 2
#4 Richard L. Perl 2
#4 Robert H. McFarland 2
#4 Silas E. Carmean 2
#8 Donald E. Peterson 1
#8 Jerome F. Stratman 1
#8 John T. Lamb 1
#8 Ronald D. Schweitzer 1
#8 Stephen Harris 1
#8 Wiley William Miller 1
#8 Richard E. Casciani 1