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USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Koshigaya, JP

Koshigaya, JP All Time

1,108 patents  ·  242 inventors

Ranked #2,767 of 112,640 cities Top 3%

Koshigaya, JP ranks #2,767 worldwide for total patents filed all time, with 1,108 patents from 242 inventors. Leading employers of inventors based in Koshigaya, JP include Adeka Argus Chemical Co., Canon, Daicel Chemical Industries.

Showing 1–50 of 242 inventors

Rank Inventor Primary Company Patents
1 Motonobu Minagawa Adeka Argus Chemical Co. 52
2 Genji Inada Canon 49
3 Toshio Endo Daicel Chemical Industries 34
#4 Kazuhiko Momoki Canon 30
#4 Yoshitada Doi Smc 30
#6 Seiichi Hirai Hitachi Kokusai Electric 29
#6 Hideo Fujimura Dai Nippon Insatsu 29
#8 Kengo Sato Canon 26
#9 Toshio Matsuura Nikon 24
#10 Mitsuru Ida Sony 20
#10 Keisuke Nitta IBM 20
#12 Hajime Koyanagi Hitachi 19
#13 Fujio Tanaka Kokusai Denshin Denwa Co. 18
#14 Katsumi Kuriyama Dainichiseika Color & Chemicals Mfg. Co. 17
#14 Nobuhiko Akino Sumitomo Chemical 17
#14 Makoto Wakabayashi Idemitsu Petrochemical Co. 17
#17 Masahiro Takahara Daifuku Co. 16
#17 Kazushi Tsujimoto Daifuku Co. 16
#19 Takeo Morimoto Hitachi 15
#20 Yoichiro Kagawa Unknown 14
#20 Yohei Okawa Omron 14
#22 Shinsuke Kawamura Daifuku Co. 13
#23 Yasushi Morikawa Daifuku Co. 12
#23 Shigenori Fujio Nikon 12
#25 Hideaki HOSHIKAWA Nikon 11
#25 Hiroaki Saikatsu Dainichiseika Color & Chemicals Mfg. Co. 11
#25 Machiko Asaie Hitachi 11
#25 Osamu Munekata Senju Metal Industry Co. 11
#29 Natsuo Takagawa Daifuku Co. 10
#30 Yoshimoto Taneya Smc 9
#30 Satoshi Ogawara Canon 9
#30 Hiroshi Ozawa Sanwa Kagaku Kenkyusho Co. 9
#33 Yutaka Koike Banyu Pharmaceutical Co. 8
#33 Kiyotake Morimoto Nisshinbo Industries 8
#33 Yumiko Takahashi Kabushiki Kaisha Toshiba 8
#36 Kenichi Donuma Kabushiki Kaisha Toshiba 7
#36 Hiroshi Teshigawara Fujitsu Limited 7
#36 Yuji Sugawara Toray Industries 7
#36 Hiroya Ishizuka Mitsubishi Materials 7
#36 Akiyasu Kaneko Kaneko Chemical Co. 7
#36 Toshio Matsuo Daiwa Can 7
#36 Haruhiko Okuno Smc 7
#43 Tsukasa Matsuzaki Senqcia 6
#43 Shigemasa Suzuki Idemitsu Petrochemical Co. 6
#43 Takeshi Shin Daifuku Co. 6
#43 Ichiro Tsuchida Lintec 6
#43 Yutaka Nohara Showa-Ika Kogyo Co. 6
#43 Naoto Ishibashi Kowa Company 6
#43 Yuichi Nakabo Senqcia 6
#50 Takashi Oi Nissan Motor Co. 5

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