Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tuff Torq — 32 Patents

Rank (All Time): #19,619 of 106,120Top 20%
17 inventors
32 Patents All Time

Top Inventors at Tuff Torq All Time

Showing 1–17 of 17 inventors

RankNamePatents
1 Robert Abend 28
2 Ryota Ohashi 17
3 Norihiro Ishii 15
#4 Keith J. Andrews 5
#4 Kerwyn Stoll 5
#4 Travis Smith McCloud 5
#7 Hiroaki Shimizu 4
#7 Koji Irikura 4
#7 Toshiyuki Hasegawa 4
#10 Hirohiko Kawada 3
#10 Hideaki Okada 3
#12 Kenichi Takada 2
#13 Donald Wieber 1
#13 Katsumoto Mizukawa 1
#13 Kohji Irikura 1
#13 Masaru Iida 1
#13 Mike Chisman 1