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

Giken — 13 Patents

Rank (All Time): #43,179 of 105,732Top 45%
32 inventors
13 Patents All Time

Patents per Year

Patents granted per year, 1993 to 2025Bar chart with a peak of 3 patents in 2022.peak 31993: 1 patents19932004: 2 patents20042019: 2 patents20192022: 3 patents20222023: 1 patents20232024: 2 patents20242025: 2 patents2025

Top Inventors at Giken All Time

Showing 1–32 of 32 inventors

RankNamePatents
1 Masaaki Ono 4
2 Akio Kitamura 3
3 Hiroaki Tanouchi 2
3 Toshio Ikeda 2
3 Yoshihiro Morioka 2
#6 Norio Futakuchi 1
#6 Hitoshi Mukaiyama 1
#6 Kazuo Mukai 1
#6 Katsuhiko Ono 1
#6 Kazunari Takahashi 1
#6 Kengo Nonaka 1
#6 Masanori Kamenaga 1
#6 Mamoru Uesugi 1
#6 Masahiko Yoshikawa 1
#6 Mitsuo Yasui 1
#6 Nobutaka Kajiura 1
#6 Noboru Maruyama 1
#6 Ryosuke Hamamoto 1
#6 Saburo Ashihara 1
#6 Seizo Washizuka 1
#6 Shinya Nakazawa 1
#6 Tadamasa Fujimura 1
#6 Tatsuya Saibara 1
#6 Tomohiro Hayashi 1
#6 Toshihiko Murata 1
#6 Toshikazu Shibata 1
#6 Toshiharu Suganuma 1
#6 Yasuhiro Tanaka 1
#6 Yoshiyuki Futamata 1
#6 Yoshikazu Ishikawa 1
#6 Yukihide Okamura 1
#6 Masao Houmura 1