Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chiryu, JP ranks #916 worldwide for total patents filed in 2022, with 151 patents from 75 inventors. Leading employers of inventors based in Chiryu, JP include Toyota, Panasonic, Jtekt.

Showing 1–50 of 75 inventors

Rank Inventor Primary Company Patents
1 Takahiro Shiga Toyota 15
2 Takahiro Kobayashi Panasonic 10
3 Kazuyoshi Ohtsubo Jtekt 6
#4 Mikine Kume Denso 5
#5 Kazuma Ishikawa Fuji 4
#5 Mitsuru SANJI Fuji 4
#5 Hirohiko Yanagawa Denso 4
#5 Kazuya Furukawa Fuji Machine Mfg. Co. 4
#9 Makoto Yano Hitachi 3
#9 Hiroshi Oike Fuji 3
#9 Seiji Hioda Toyota 3
#9 Yutaka Hotta Toyota 3
#9 Takahiro Okano Toyota 3
#9 Kensuke TAKIZAWA Denso 3
#9 Masafumi Sakuma Aisin Seiki Kabushiki Kaisha 3
#9 Yukihiro Komatsubara Jtekt 3
#17 Toshimitsu Watanabe Hitachi 2
#17 Hidekazu Kanai Fuji 2
#17 Shinya Harada Aisin Seiki Kabushiki Kaisha 2
#17 Michinaga Onishi Fuji 2
#17 Yoshio Hasegawa Toyota 2
#17 Toru Wakimoto Denso 2
#17 Kouji Ogura Ngk Insulators 2
#17 Hidenori Akita Denso 2
#17 Takeshi Inoguchi Toyota 2
#17 Eizo Takahashi Miyama Kogyo Kabushiki Kaisha 2
#17 Hiroki Tsutsumi Honda Motor Co. 2
#17 Takao Nojiri Denso 2
#17 Shinya Takeshita Toyota 2
#17 Yoshihide Sekiya Toyota 2
#17 Nobuo Umegaki Denso 2
#17 Akihiro Kawajiri Fuji 2
#33 Masaki Sugimoto Japan Atomic Energy Research Institute 1
#33 Ryosuke Sakakibara Advics Co. 1
#33 Hiroaki INA Fuji 1
#33 Toshihiko Muramatsu Denso 1
#33 Tomokazu Aono Advics Co. 1
#33 Yoshihisa Ogata Denso 1
#33 Kouhei Kato Ngk Insulators 1
#33 Akihiro Ozeki Kabushiki Kaisha Toshiba 1
#33 Naoki Tachiuchi Aisin 1
#33 Akinori OSAMURA Aisin Seiki Kabushiki Kaisha 1
#33 Kosei Baba Fuji 1
#33 Minoru Yoriki Fuji 1
#33 Makoto Kuze Toyota 1
#33 Osamu Tsubouchi Aisin Seiki Kabushiki Kaisha 1
#33 Fumitaka Maeda Fuji 1
#33 Takuya Tsuji Brother Kogyo 1
#33 Kosuke KITO Aisin Seiki Kabushiki Kaisha 1
#33 Yuusuke Andou Denso 1