Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kitakyushu, JP ranks #347 worldwide for total patents filed in 2016, with 344 patents from 205 inventors. Leading employers of inventors based in Kitakyushu, JP include Seiko Epson, NS Sumikin Chemical, Mitsubishi Electric.

Showing 1–50 of 205 inventors

Rank Inventor Primary Company Patents
1 Tokujiro Okuno Seiko Epson 9
2 Takahiro Kai NS Sumikin Chemical 7
3 Naoki Sakamoto Seiko Epson 6
3 Akira Yamazaki Mitsubishi Electric 6
3 Shinya Morimoto Yaskawa Electric 6
#6 Takashi Suyama J.S.T. Mfg. Co. 5
#6 Masatoshi FURUICHI Yaskawa Electric 5
#6 Yasuhiko Kaku Yaskawa Electric 5
#6 Takashi Matsunaga Koito Manufacturing Co. 5
#6 Takayuki Shiota Seiko Epson 5
#6 Megumi Matsumoto NS Sumikin Chemical 5
#6 Manabu Okahisa Yaskawa Electric 5
#6 Toshihiro Yamamoto NS Sumikin Chemical 5
#14 Yuji Yoshioka Toto 4
#14 Masaki Komori NS Sumikin Chemical 4
#14 Hidekazu Kitaura Toto 4
#14 Dai Kouno Yaskawa Electric 4
#14 Tomoki KAWANO Yaskawa Electric 4
#14 Kazuaki Yoshimura NS Sumikin Chemical 4
#14 Tamio Nakamura Yaskawa Electric 4
#14 Shiro Yoshidomi Yaskawa Electric 4
#22 Ryoko Ishimaru Toto 3
#22 Tohru Asari NS Sumikin Chemical 3
#22 Hiroyuki Hayashida NS Sumikin Chemical 3
#22 Toshinobu Kira Yaskawa Electric 3
#22 Makoto Umeno Yaskawa Electric 3
#22 Masami Yamanaka Toto 3
#22 Tomohiro Iwabata Toto 3
#22 Shu Kashirajima Toto 3
#22 Minoru Sato Canon 3
#22 Satoko Morioka Toto 3
#32 Yoichi Ishihara Jgc Catalysts And Chemicals 2
#32 Masahiro Kuroishi Toto 2
#32 Takaya Ishiyama NS Sumikin Chemical 2
#32 Yusuke Oka Yaskawa Electric 2
#32 Masateru Miyazaki Toto 2
#32 Hideki Tanimoto Toto 2
#32 Takahiro Saeki Yaskawa Electric 2
#32 Yoshitaka Nishino Aisin Aw Co. 2
#32 Yasufumi Yoshiura Yaskawa Electric 2
#32 Masafumi Ishikawa Toto 2
#32 Kei Hiroo Aisin Aw Co. 2
#32 Makoto Akama Yaskawa Electric 2
#32 Mitsuharu Terashima Kurita Water Industries 2
#32 Masayuki Matsuda Catalysts & Chemicals Industries Co. 2
#32 Takashi Nomiyama Azbil 2
#32 Yasutaka Miyoshi Jgc Catalysts And Chemicals 2
#32 Toshiharu Hirai Jgc Catalysts And Chemicals 2
#32 Kazuto Shiraishi NS Sumikin Chemical 2
#32 Kazuhiko Arimori Seiko Epson 2