Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Okayama, JP ranks #800 worldwide for total patents filed in 2021, with 183 patents from 116 inventors. Leading employers of inventors based in Okayama, JP include Casio Computer Co., Omron, Jsr.

Showing 1–50 of 116 inventors

Rank Inventor Primary Company Patents
1 Yuta Saito Casio Computer Co. 10
2 Yusuke Komoguchi Omron 8
3 Hiroki Nakagawa Jsr 4
3 Kazuhira Izawa Omron 4
3 Mamiko Naka Omron 4
3 Hiroki Kakuta National University Corporation Okayama University 4
#7 Taijiro Fujiwara Omron 3
#7 Manabu Takahashi Omron 3
#7 Teruhiko Ishikawa Seed Research Institute Co. 3
#7 Hiroyasu Komeyama Omron 3
#7 Kenshi Nagata Omron 3
#7 Seiichi Isojima Dai Nippon Printing Co. 3
#7 Kazuyuki Tsukimori Omron 3
#14 Takashi Hinotsu Dowa Electronics Materials Co. 2
#14 Kiyotaka Hashimoto Omron 2
#14 Tomoyuki Haruna Omron 2
#14 Takashi Motoi Mitsubishi Gas Chemical Company 2
#14 Yasuaki Takeuchi National University Corporation Okayama University 2
#14 Tomoki Tatefuji Yamada Bee Company 2
#14 Toshiyuki Goshima Pi R&D Co. 2
#14 Takeji Ueda Femto Deployments 2
#14 Go TAKIKAWA Kanto Denka Kogyo Co. 2
#14 Hiroyuki Michiue National University Corporation Okayama University 2
#14 Yasushi Taniguchi Canon 2
#14 Yuka Kimura Yamada Bee Company 2
#14 Shubou Taya Dai Nippon Printing Co. 2
#14 Makito Morii Omron 2
#14 Seiji Nabeshima Jfe Steel 2
#14 Koichiro Isoue Kuraray Co. 2
#14 Tatsuyuki Kumano Mitsubishi Gas Chemical Company 2
#14 Makoto Komatsu Omron 2
#14 Yukito Yoshida Omron 2
#14 Win Maw Soe 2
#14 Kenichiro Hayashi Panasonic 2
#14 Kazufumi Osaki Omron 2
#14 Kunio Doro Panasonic 2
#14 Norihiro Otsu Omron 2
#14 Tomoki Ikuta Yamada Bee Company 2
#39 Morimasa Omizu Sekisui Chemical Co. 1
#39 Asami Haga Yamada Bee Company 1
#39 Takao Hiraki National University Corporation Okayama University 1
#39 Masako Yokomizo Kuraray Kuraflex Co. 1
#39 Tatsuya Ishihara Hayashibara Co. 1
#39 Minami Nagaoka Dowa Electronics Materials Co. 1
#39 Tsuyoshi Inoue Savid Therapeutics 1
#39 Kanji Tsuru Kyushu University, National University 1
#39 Takuya Fukazawa Children'S Hospital Medical Center 1
#39 Taihei Daiyakuji Yanmar Holdings Co. 1
#39 Hiroko Tani 1
#39 Tadashi Okuno Femto Deployments 1