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

Koriyama, JP All Time

1,411 patents  ·  266 inventors

Ranked #2,241 of 112,640 cities Top 2%

Koriyama, JP ranks #2,241 worldwide for total patents filed all time, with 1,411 patents from 266 inventors. Leading employers of inventors based in Koriyama, JP include Canon, Denso, Sumitomo Electric Industries.

Showing 1–50 of 266 inventors

Rank Inventor Primary Company Patents
1 Tadao Endo Canon 133
2 Noboru Yamamoto Denso 94
3 Hiroto Inoue Sumitomo Electric Industries 66
#4 Takashi Nonaka Canon 60
#5 Kiyoshi Shimizu Nitto Boseki Co. 46
#6 Akira Fujinoki Shin-Etsu Quartz Products Co. 35
#7 Takeshi Nagasawa Nitto Boseki Co. 34
#8 Akihiro Kawabata Konica Minolta 30
#9 Hiroyuki Kawanishi Fujifilm 29
#10 Katsumasa Kuroiwa Nitto Boseki Co. 27
#11 Tetsuji Ueda Nec 24
#12 Katsuhiro Katayama Nitto Boseki Co. 23
#13 Ryo Kojima Nitto Boseki Co. 19
#13 Yoshihisa Iwasaki Maeda Industries 19
#15 Hajime Serizawa Polyplastics Co. 18
#16 Kenta Noda Nitto Boseki Co. 14
#16 Masamichi Tanida Asahi Glass Co. 14
#16 Toru Nagaura Sony 14
#16 Sadao Omata Nihon University 14
#16 Ryota Murakami Toyota 14
#21 Toshihide Miura Nitto Boseki Co. 13
#21 Toyokazu Mori Sharp Kabushiki Kaisha 13
#21 Kazuhiko Yamakawa Takata 13
#24 Kenji Tani Sharp Kabushiki Kaisha 12
#24 Tadashi Kurita Nitto Boseki Co. 12
#26 Hiroyuki Arishima Asahi Glass Co. 11
#26 Masatoshi Ohuchi Opt Engineering Co. 11
#26 Kazuaki Minami Nippondenso Co. 11
#26 Daisaku Mori Sumitomo Electric Industries 11
#30 Nobumasa Yoshida Shin-Etsu Quartz Products Co. 10
#30 Takashi Matsufuji Toyo Aluminium 10
#32 Ikuo Hayashi Nitto Boseki Co. 9
#32 Kazuaki Takagi Sumitomo Electric Industries 9
#32 Tatsuya Ohashi Nitto Boseki Co. 9
#32 Sakae Watanabe Hitachi Telecom Technologies 9
#36 Katsuyuki Takabayashi Nitto Boseki Co. 8
#36 Kazumasa Azuma Hitachi Telecom Technologies 8
#36 Tadayoshi Haneda Tokai Electronics Co. 8
#36 Akihiro Hironaka Gates Unitta Asia 8
#36 Eiji Hirooka Nohmi Bosai 8
#36 Tadahiko Akiyama Nippon Communication Industrial Co. 8
#42 Hiroshi Murataka Gates Unitta Asia 7
#42 Toshihiro Tsukui Nippon Zenyaku Kogyo Co. 7
#42 Kouji Yamaji Sharp Kabushiki Kaisha 7
#45 Teppei Konishi Agc 6
#45 Ikuo Aso Hitachi Telecom Technologies 6
#45 Takashi Yamahata Geneial 6
#45 Masaru Bunya Nitto Boseki Co. 6
#45 Koki Kunii Nidec Copal 6
#45 Masanobu Ezaki Shin-Etsu Chemical Co. 6

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