Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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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 151–200 of 312 inventors

RankNamePatents
#132 Masaki Tanaka 2
#132 Makoto Tanaka 2
#132 Miwako Hikida 2
#132 Miyuki Imamura 2
#132 Mitsuo Tashiro 2
#132 Natsuki Hashiba 2
#132 Noriyuki Kurokawa 2
#132 Ryuhei Ishizaki 2
#132 Satoshi Wakahara 2
#132 Seiichi Imano 2
#132 Seiki Mizutani 2
#132 Shinichi Endo 2
#132 Shinya Tamura 2
#132 Sumiko Ono 2
#132 Takahiro Izukawa 2
#132 Takashi Kogo 2
#132 Tatsuo Shimada 2
#132 Takuo Urabe 2
#132 Tetsuro Suzuki 2
#132 Yatsutoshi Chiba 2
#132 Yasunari Kanda 2
#132 Yasushi Koike 2
#132 Yoshimi Endo 2
#132 Yoshiaki Miyauchi 2
#132 Yoichi Nakano 2
#132 Yoshihito Owa 2
#132 Yoshinaga Takahashi 2
#132 Yoshio Tamura 2
#132 Yuji Gorai 2
#132 Yutaka Kanai 2
#132 Aisaku Imanishi 2
#132 Akie Itoh 2
#132 Akira Matsushima 2
#184 Atsushi Watanabe 1
#184 Eiji Yamatani 1
#184 Etsuhisa Miyata 1
#184 Hajima Oda 1
#184 Harukazu Shimizu 1
#184 Hironobu Amemiya 1
#184 Hiroko Fujita 1
#184 Hideo Irie 1
#184 Hitoshi Ito 1
#184 Hiroyuki Izumi 1
#184 Hiroyuki Kawanishi 1
#184 Hiroyuki Kojima 1
#184 Hiroshi Matsumoto 1
#184 Hideyuki Nakamura 1
#184 Hiroyuki Niino 1
#184 Hirobumi Okuyama 1
#184 Hideo Onda 1