Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kitakyushu, JP ranks #346 worldwide for total patents filed in 2018, with 372 patents from 230 inventors. Leading employers of inventors based in Kitakyushu, JP include Brother Kogyo, Toto, NS Sumikin Chemical.

Showing 1–50 of 230 inventors

Rank Inventor Primary Company Patents
1 Akihito Ono Brother Kogyo 11
2 Yuji Yoshioka Toto 9
3 Toshihiro Yamamoto NS Sumikin Chemical 7
#4 Hiroyuki Hayashida NS Sumikin Chemical 6
#4 Shu Kashirajima Toto 6
#6 Hideki Tanimoto Toto 5
#6 Masaki Kitamura Toto 5
#6 Koki SHINOHARA Toto 5
#6 Naoki Sakamoto Seiko Epson 5
#10 Yasuhiko Kaku Yaskawa Electric 4
#10 Hirotaka Nakabayashi Toto 4
#10 Yuto Kubo Yaskawa Electric 4
#10 Shogo Takayama Toto 4
#10 Yusuke Oka Yaskawa Electric 4
#10 Takashi Matsunaga Koito Manufacturing Co. 4
#10 Hidemi Sasaki Fujitsu Limited 4
#10 Yuki Shimokawa Toto 4
#18 Shoichi Tsuiki Toto 3
#18 Tomohiro Noguchi Daihen 3
#18 Kazuhiro Imanaga Yaskawa Electric 3
#18 Masatomo Kanamitsu Seiko Epson 3
#18 Makoto Umeno Yaskawa Electric 3
#18 Tokujiro Okuno Seiko Epson 3
#18 Hiroyuki Ohara Zenrin Co. 3
#18 Hiroki Hasegawa Amg Co. 3
#18 Yuta Tanogashira Toto 3
#18 Takahiro Kai NS Sumikin Chemical 3
#18 Akira Yamazaki Mitsubishi Electric 3
#18 Ayaka Hashimoto Yaskawa Electric 3
#18 Yasufumi Yoshiura Yaskawa Electric 3
#18 Kenji HATAMA Toto 3
#18 Masateru Shiraishi Toto 3
#18 Hisatomo Ishimatsu Mitsui High-Tec 3
#34 Satoshi Yamakawa Nec 2
#34 Yusuke Hasuo Mitsui High-Tec 2
#34 Keishi Tomiya Toto 2
#34 Takayuki Morihara Yaskawa Electric 2
#34 Masami NAKAKURA Yaskawa Electric 2
#34 Yasunori Yamanaka Yaskawa Electric 2
#34 Mitsuaki Kumazawa Jgc Catalysts And Chemicals 2
#34 Masaaki Momoe Toto 2
#34 Atsushi Toyohara Toto 2
#34 Hironori Hatono Toto 2
#34 Masamichi Ishihara Hitachi 2
#34 Tetsuo Yanagimoto Yaskawa Electric 2
#34 Masami Tsujita Toto 2
#34 Manabu Okahisa Yaskawa Electric 2
#34 Masakatsu Kiyohara Toto 2
#34 Kosuke Yamashita Fujifilm 2
#34 Mitsujiro Sawamura Yaskawa Electric 2