Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SC

Seikosha Co.

Rank (All Time): #1,220 of 106,127Top 2%
312 inventors
717 Patents All Time

Top Inventors at Seikosha Co. All Time

Showing 201–250 of 312 inventors

RankNamePatents
#184 Hiroshi Osuga 1
#184 Hiroshi Sudo 1
#184 Hiroshi Yamada 1
#184 Hirobumi Yanagi 1
#184 Junichi Oi 1
#184 Katsuhiko Fukuda 1
#184 Katsuhisa Gokita 1
#184 Katsumi Kato 1
#184 Kayoka Kato 1
#184 Kazunori KAWASHIMA 1
#184 Kazuhiko Kogo 1
#184 Kastuya Moritaka 1
#184 Katauhito Niwa 1
#184 Kazunori Saito 1
#184 Kazuhiko Shiratori 1
#184 Kazuyuki Tanaka 1
#184 Kazuya Umeyama 1
#184 Kazuhiko Yokota 1
#184 Kazuhito Yoshida 1
#184 Keiji Arai 1
#184 Kenji Ishida 1
#184 Kenji Kamio 1
#184 Kenichi Watanabe 1
#184 Kouichi Kaneko 1
#184 Koyoko Kato 1
#184 Koji Kikuchi 1
#184 Koichi Kobayashi 1
#184 Koji Machida 1
#184 Kouichi Miyagi 1
#184 Kouichi Sugino 1
#184 Koki Tanaka 1
#184 Kunio Hashimoto 1
#184 Kunihiko Ito 1
#184 Kunio Yamada 1
#184 Kyoichi Maeda 1
#184 Masado Hanya 1
#184 Masao Hashimoto 1
#184 Masahiko Nanri 1
#184 Masami Nojima 1
#184 Masaaki Oishi 1
#184 Masami Shiokawa 1
#184 Masahisa Takano 1
#184 Masahiko Yamaki 1
#184 Mikio Amakasu 1
#184 Mitsuhiro Hamatani 1
#184 Misato Kamei 1
#184 Michitaka Nakazawa 1
#184 Michitake Nakazawa 1
#184 Minako Shinozaki 1
#184 Minaok Shinozaki 1