Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kitakyushu, JP ranks #483 worldwide for total patents filed in 2021, with 294 patents from 178 inventors. Leading employers of inventors based in Kitakyushu, JP include Brother Kogyo, Amg Co., Seiko Epson.

Showing 1–50 of 178 inventors

Rank Inventor Primary Company Patents
1 Akihito Ono Brother Kogyo 13
2 Hiroki Hasegawa Amg Co. 7
3 Takayuki Shiota Seiko Epson 6
#4 Takashi Matsunaga Koito Manufacturing Co. 5
#4 Takamasa Suzuki Micron 5
#6 Tomoyasu Kagawa Jgc Catalysts And Chemicals 4
#6 Tomoyuki Mokuo Seiko Epson 4
#6 Takanori Shimazoe Toto 4
#6 Hidemi Sasaki Fujitsu Limited 4
#6 Tokujiro Okuno Seiko Epson 4
#6 Kenichi Nakamura Kabushiki Kaisha Toshiba 4
#6 Akira Yamazaki Mitsubishi Electric 4
#6 Tomohiro Miyazaki Toto 4
#14 Shuichiro Saigan Toto 3
#14 Kengo Maehata Toto 3
#14 Shu Kashirajima Toto 3
#14 Minoru Sato Canon 3
#14 Kazuhiko Arimori Seiko Epson 3
#19 Akira Anami Seiko Epson 2
#19 Yoshika Hatasako Yanmar Power Technology Co. 2
#19 Makoto Umeno Yaskawa Electric 2
#19 Yuya Otowa Toto 2
#19 Shoko Uemoto Toto 2
#19 Shunichi Nakamichi Toto 2
#19 Toshihiko Kondo Seiko Epson 2
#19 Ikuo Itakura Toto 2
#19 Isami Sakaba Toto 2
#19 Kanji Watanabe 2
#19 Tamio Nakamura Yaskawa Electric 2
#19 Koichi Kirihara Yaskawa Electric 2
#19 Kiyotaka Nakamura Seiko Epson 2
#19 Ryoichi SHUTO Seiko Epson 2
#19 Koji Kamei Showa Denko K.K. 2
#19 Isamu Matsumura Yaskawa Electric 2
#19 Tetsuro ITOYAMA Toto 2
#19 Kanako Fukuoka Toto 2
#19 Ayaka Takewaki Toto 2
#19 Takeshi Hayashida Toto 2
#19 Yuji Tawarazako Jgc Catalysts And Chemicals 2
#19 Takumi Tsuchitani Toto 2
#19 Naoki Sakamoto Seiko Epson 2
#19 Masatoshi Yasuda Tdk 2
#19 Yuji TAKASE Seiko Epson 2
#19 Keiichiro Fukumasu Seiko Epson 2
#19 Hirokazu Kariyazaki Yaskawa Electric 2
#19 Haruka Saito Toto 2
#19 Masaki NAMIKI Seiko Epson 2
#19 Masato Ota Seiko Seiki Kabushiki Kaisha 2
#19 Nobuhiko Umeda Toto 2
#19 Kiyotake Ukigai Toto 2