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

Twin Disc — 64 Patents

Rank (All Time): #10,227 of 105,732Top 10%
44 inventors
64 Patents All Time

Patents per Year

Patents granted per year, 1982 to 2025Bar chart with a peak of 6 patents in 1982.peak 61982: 6 patents19821983: 3 patents1984: 4 patents1985: 1 patents19851987: 1 patents1988: 2 patents1989: 1 patents19891991: 1 patents1992: 1 patents1994: 1 patents19941995: 4 patents1996: 1 patents1997: 1 patents19972002: 2 patents2003: 1 patents2009: 1 patents20092012: 1 patents2013: 3 patents2014: 4 patents20142015: 1 patents2016: 1 patents2017: 2 patents20172018: 1 patents2019: 5 patents2020: 1 patents20202021: 2 patents2022: 1 patents2023: 3 patents20232024: 1 patents2025: 1 patents2025

Top Inventors at Twin Disc All Time

Showing 1–44 of 44 inventors

RankNamePatents
1 Edwin E. Wilson 7
1 Philip Rolla 7
3 James B. Black 6
#4 Paul A. Pelligrino 5
#5 Darrel A. Jones 4
#5 Horst G. Steinhagen 4
#7 Andrew Clark 3
#7 Dean J. Bratel 3
#7 George Reisch Aschauer 3
#7 Gerald A. Matranga 3
#7 Joseph B. Snoy 3
#7 Joseph C. Terranova 3
#7 Raymond C. Schneider 3
#7 Ryan J. Malloy 3
#15 Andrew D. Van Hoorn 2
#15 Basil D. White 2
#15 Darwin D. Behlke 2
#15 Frederic E. Nystrom 2
#15 Glenn E. Meeusen 2
#15 Janet M. Sabee 2
#15 Mark B. Wilson 2
#15 Paul C. Blank 2
#15 Robert B. Bertolasi 2
#15 Robert N. Schenk 2
#15 William T. Condon 2
#26 Alvin G. Ziegler 1
#26 Andrew Conaty 1
#26 Bruce C. Arnold 1
#26 Darryl S. Babu 1
#26 Dana L. Birkland 1
#26 Daniel Nemecek 1
#26 David D. N. Vann 1
#26 Gary L. Potter 1
#26 Kevin J. Bissett 1
#26 Klaus Meyersieck 1
#26 Marzio Porro 1
#26 Michael B. Gee 1
#26 Richard D. Preston 1
#26 Richard A. Shaw 1
#26 Richard Alan Zwicky, Jr. 1
#26 Russel E. Gates 1
#26 Steven B. Hall 1
#26 William D. Smith 1
#26 Arthur A. Lines 1

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