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USPTO Patent Rankings Data through Dec 31, 2025
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Pfu Limited — 25 Patents in 2021

Rank (2021): #1,509 of 31,441Top 5%
35 inventors
25 Patents 2021

Top Inventors at Pfu Limited 2021

Showing 1–35 of 35 inventors

RankNamePatents
1 Shigeharu Okano 4
2 Shuichi Morikawa 3
3 Kiyoto Kosaka 2
3 Masaya Takamori 2
3 Shogo Yoshita 2
3 Takayuki Umi 2
3 Yuki Matsuda 2
#8 Akifumi Takahashi 1
#8 Haruka Shimura 1
#8 Hiroyuki Kitano 1
#8 Hitoshi Matsuo 1
#8 Hiroshi Shiraiwa 1
#8 Hyuma Morita 1
#8 Kazuhito Seki 1
#8 Katsuhito Shimazaki 1
#8 Ken Funaki 1
#8 Keiji Honda 1
#8 Kengo Kawata 1
#8 Kentaro Kogawa 1
#8 Keiji Michine 1
#8 Keiji Ohara 1
#8 Kenichi Tamura 1
#8 Masaaki Sakai 1
#8 Minami Nagasawa 1
#8 Naoto Yamaguchi 1
#8 Osamu Miyakawa 1
#8 Ryou Matsuura 1
#8 Seigo Terada 1
#8 Shingo Kanaya 1
#8 Shinya Orita 1
#8 Souichi Yoshida 1
#8 Tadayoshi KAGAWA 1
#8 Takashi Kobayashi 1
#8 Tomoyuki Niwata 1
#8 Tomoaki Wada 1