Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Nohken — 8 Patents

Rank (All Time): #67,005 of 106,120Top 65%
7 inventors
8 Patents All Time

Top Inventors at Nohken All Time

Showing 1–7 of 7 inventors

RankNamePatents
1 Hiroshi Kawakatsu 4
2 Kazuhiro Wakabayashi 2
2 Takayuki Umezawa 2
#4 Hiroshi Uematsu 1
#4 Kouichi Tanaka 1
#4 Tadamitsu Iritani 1
#4 Takao Kawakita 1