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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kitakyushu, JP ranks #397 worldwide for total patents filed in 2017, with 327 patents from 196 inventors. Leading employers of inventors based in Kitakyushu, JP include Seiko Epson, Mitsubishi Electric, Koito Manufacturing Co..

Showing 1–50 of 196 inventors

Rank Inventor Primary Company Patents
1 Naoki Sakamoto Seiko Epson 12
2 Akira Yamazaki Mitsubishi Electric 9
3 Tokujiro Okuno Seiko Epson 7
#4 Takashi Matsunaga Koito Manufacturing Co. 6
#4 Makoto Umeno Yaskawa Electric 6
#6 Koki SHINOHARA Toto 5
#6 Hideki Tanimoto Toto 5
#6 Takashi NAGASAKI Yaskawa Electric 5
#9 Nozomu Oda Hitachi 4
#9 Hiroki Hasegawa Amg Co. 4
#9 Yukinori Kubozono Toto 4
#9 Kanji Watanabe 4
#9 Akihito Ono Brother Kogyo 4
#14 Shu Kashirajima Toto 3
#14 Kazuyoshi Mizoguchi Toto 3
#14 Minoru Sato Canon 3
#14 Satoshi Yamakawa Nec 3
#14 Masashi Niina NS Sumikin Chemical 3
#14 Kazuaki Yoshimura NS Sumikin Chemical 3
#14 Masamichi Ishihara Hitachi 3
#14 Takamasa Suzuki Micron 3
#14 Hidekazu Kitaura Toto 3
#14 Masaki Kitamura Toto 3
#14 Toshiharu Hirai Jgc Catalysts And Chemicals 3
#14 Kazuto Shiraishi NS Sumikin Chemical 3
#14 Hirokazu Kariyazaki Yaskawa Electric 3
#14 Ryoko Ishimaru Toto 3
#14 Hiroyuki Hayashida NS Sumikin Chemical 3
#29 Rina Ogata Toto 2
#29 Mitsuru Sakai Mitsubishi Electric 2
#29 Tohru Asari NS Sumikin Chemical 2
#29 Yuichi Furuta Toto 2
#29 Shiro Yoshidomi Yaskawa Electric 2
#29 Yasuhiko Kaku Yaskawa Electric 2
#29 Takahiro Kai NS Sumikin Chemical 2
#29 Shuji Matsuda Yaskawa Electric 2
#29 Katsuya Nagata Toto 2
#29 Masateru Shiraishi Toto 2
#29 Masatoshi FURUICHI Yaskawa Electric 2
#29 Yoichi Ishihara Jgc Catalysts And Chemicals 2
#29 Yasufumi Uemura Toto 2
#29 Yasufumi Yoshiura Yaskawa Electric 2
#29 Kiyotake Ukigai Toto 2
#29 Takashi Oogami Toto 2
#29 Satoshi Matsunaka Toto 2
#29 Hideki Kiritani Mitsubishi Chemical 2
#29 Takeshi Yoshidome Canon 2
#29 Hisatomo Ishimatsu Mitsui High-Tec 2
#29 Shinya Morimoto Yaskawa Electric 2
#29 Go Kato Mitsui High-Tec 2