Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Yokohama, JP ranks #6 worldwide for total patents filed all time, with 432,220 patents from 49,251 inventors. Leading employers of inventors based in Yokohama, JP include Niles Parts Co., Kabushiki Kaisha Toshiba, Shimadzu.

Showing 16,701–16,750 of 49,251 inventors

Rank Inventor Primary Company Patents
#16552 Seiei Takeoka Niles Parts Co. 5
#16552 Shunji Kawano Kabushiki Kaisha Toshiba 5
#16552 Atsushi Inami Shimadzu 5
#16552 Minh Hiep Hoang Joled 5
#16552 Akira Karasawa Canon 5
#16552 Katsuko Yamashita Konica Minolta 5
#16552 Rihoko Suzuki Mitsui Chemicals 5
#16552 Yoshio Yuse Panasonic 5
#16552 Takehiko KOGA Fujifilm 5
#16552 Tsuyoshi Ogata Panasonic 5
#16552 Yoko Murase Canon 5
#16552 Michio Shimizu The Yokohama Rubber Co. 5
#16552 Shintaro Kaneko 5
#16552 Toui Miyawaki Hitachi 5
#16552 Yoshitaka Kasagi Kabushiki Kaisha Toshiba 5
#16552 Yoshitaka Matsuyama Asahi Glass Co. 5
#16552 Akio Tachikawa Takasago International 5
#16552 Teruo Muraishi Mitsui Chemicals 5
#16552 Masatomo Tanuma Anest Iwata 5
#16552 Dmitri Lapanik Cadence Design Systems 5
#16552 Junya Takeda Renesas Electronics 5
#16552 Masayuki Kyoi Hitachi 5
#16552 Hisao Kawano Fujitsu Limited 5
#16552 Tadashi Ariga Nissan Motor Co. 5
#16552 Sigemasa Segawa Pi R&D Co. 5
#16552 Yasuaki Murata Sharp Kabushiki Kaisha 5
#16552 Hiroki Fukumoto Panasonic 5
#16552 Michiaki Tamakawa J-Devices 5
#16552 Yuuichi Okamoto Fujifilm 5
#16552 Kazuyoshi Kiga Sony 5
#16552 Katsutoshi Amano Sony 5
#16552 Takeshi Hanawa Kabushiki Kaisha Toshiba 5
#16552 Takahisa Matsumoto Denso 5
#16552 Naofumi Ito National University Corporation Kumamoto University 5
#16552 Katsumi Tsuji Kyocera 5
#16552 Masahiro Kuninori Toyo Seikan Co. 5
#16552 Toshiya Kawaguchi Mitsubishi Chemical 5
#16552 Keigo Shibata Kabushiki Kaisha Toshiba 5
#16552 Yuuichirou Kimijima Canon 5
#16552 Junichi Miyahara Nhk Spring Co. 5
#16552 Sachiko Ishikawa Hitachi 5
#16552 Seiji Iga The Yokohama Rubber Co. 5
#16552 Aya Mashimo Audio-Technica 5
#16552 Manji Obatake Kabushiki Kaisha Toshiba 5
#16552 Satoshi Masuyama Jx Nippon Oil & Energy 5
#16552 Koso Murakami Fujitsu Limited 5
#16552 Takanobu Kashiwagi Fujitsu Limited 5
#16552 Takeo Tsutsumi Japan Tobacco 5
#16552 Mitsuharu Watanabe Metaco 5
#16552 Yasuhiko Miyazaki NTT 5