Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Ferrotec — 24 Patents

Rank (All Time): #25,207 of 106,127Top 25%
26 inventors
24 Patents All Time

Top Inventors at Ferrotec All Time

Showing 1–26 of 26 inventors

RankNamePatents
1 Shiro Tsuda 11
2 Yuichi Shiina 5
3 Yasutake Hirota 3
#4 Charles D. Hoyt 2
#4 Heiichi Unozawa 2
#4 Lucian Borduz 2
#4 Mayumi Takayama 2
#4 Stefan Borduz 2
#4 Takayuki Hachida 2
#10 Hirohisa Ishizaki 1
#10 Hirofumi Takikawa 1
#10 Iwao Watanabe 1
#10 John E. Wyman 1
#10 Kenichi Katsuma 1
#10 Keisuke Sagisaka 1
#10 Koji Nemoto 1
#10 Masatake Hirooka 1
#10 Nobuharu Iijima 1
#10 Nobuaki Kurihara 1
#10 Noboru Yamazumi 1
#10 Ronald E. Rosensweig 1
#10 Sirou Tsuda 1
#10 Yoshifumi Noguchi 1
#10 Charles L. Nemnich 1
#10 Kacey Wiley Heckman 1
#10 Akira Yamamura 1