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USPTO Patent Rankings Data through Dec 31, 2025
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Konan, JP All Time

1,337 patents  ·  236 inventors

Ranked #2,349 of 112,640 cities Top 3%

Konan, JP ranks #2,349 worldwide for total patents filed all time, with 1,337 patents from 236 inventors. Leading employers of inventors based in Konan, JP include Brother Kogyo, Nikon, Toyota.

Showing 1–50 of 236 inventors

Rank Inventor Primary Company Patents
1 Akihito Kobayashi Brother Kogyo 65
2 Yutaka Ichihara Nikon 41
3 Kiyoyuki Uchida Toyota 35
#4 Masami Hasegawa Ngk Spark Plug Co. 29
#5 Takaharu Kozawa Denso 28
#6 Satoshi Yano Mita Industrial Co. 27
#6 Katsumi Iida Diesel Kiki Co. 27
#8 Tsunenori Shibuya Diesel Kiki Co. 26
#9 Yoshihiko Sakurai Diesel Kiki Co. 24
#9 Takahiro Miwa Brother Kogyo 24
#11 Daisuke Kawase Denso Wave Incorporated 23
#12 Hiroshi Tabeta Hitachi Construction Machinery Co. 22
#12 Wataru Hasegawa Brother Kogyo 22
#14 Masaya Ueda Kobe Steel 21
#15 Shinichi Ohi Zexel Gmbh 20
#15 Kazuo Eitai Diesel Kiki Co. 20
#17 Naoya Takase Ngk Insulators 19
#17 Toshiki Motoyama Brother Kogyo 19
#19 Tadahiro Takahashi Diesel Kiki Co. 18
#19 Yoko Yamanashi Brother Kogyo 18
#19 Kazuaki Ishihara National University Corporation Nagoya University 18
#22 Yukiko Nakaya Brother Kogyo 17
#22 Fumihiko Kishima Toyota 17
#22 Kenichi Inomata Diesel Kiki Co. 17
#25 Hiroshi Kurachi Ngk Insulators 16
#25 Ichiro Noguchi Alps Electric Co. 16
#27 Masahiro Iio Diesel Kiki Co. 15
#27 Muneo Sakurada Zexel Gmbh 15
#29 Keiji Ozeki Ngk Spark Plug Co. 14
#29 Takeo Iijima Diesel Kiki Co. 14
#29 Takayuki Ohnishi Nuflare Technology 14
#29 Tadakazu Ishiwata Oji Holdings 14
#29 Shinji Sutoh Diesel Kiki Co. 14
#34 Masaaki Nagasawa Zeria Pharmaceutical Co. 13
#35 Norio Takashima Kawasaki Steel 12
#36 Hideki Uematsu Ngk Spark Plug Co. 11
#36 Yoshihiro Kanaya Rinnai 11
#36 Mitsuya Ono Diesel Kiki Co. 11
#39 Seiji Sumikawa Diesel Kiki Co. 10
#39 Masayoshi Taki Toyota 10
#39 Etuo Hasegawa Denso 10
#39 Kazushi Shumiya Brother Kogyo 10
#43 Tomohiro Wakazono Ngk Spark Plug Co. 9
#43 Masaki Onkawa Ngk Spark Plug Co. 9
#43 Sadami Miyazaki Yamazaki Mazak 9
#43 Haruhiko Takada Diesel Kiki Co. 9
#43 Yoshikiyo Nagasaka Zexel Gmbh 9
#43 Ai Igarashi Ngk Spark Plug Co. 9
#43 Kuniyoshi Ogura Mitsubishi Electric 9
#50 Hidehiko Takayama Diesel Kiki Co. 8

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