Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed all time, with 716,148 patents from 91,278 inventors. Leading employers of inventors based in Tokyo, JP include Laurel Bank Machines Co., Ricoh Company, Dexerials.

Showing 16,901–16,950 of 91,278 inventors

Rank Inventor Primary Company Patents
#16169 Tuyoshi Miyagawa Laurel Bank Machines Co. 10
#16169 Keitaro Shimizu Ricoh Company 10
#16169 Kyungsung Yun Dexerials 10
#16169 Haruhiko Kusaka Mitsubishi Chemical 10
#16169 Kowichi Goi Laurel Bank Machines Co. 10
#16169 Masami Takahata Toshiba Tec Kabushiki Kaisha 10
#16169 Ilin Wu Japan Display 10
#16169 Yasuo Kamei Canon 10
#16169 Mayuko Ikuta Fujifilm 10
#16169 Masayoshi Murofushi Hitachi-Johnson Controls Air Conditioning 10
#16169 Hideaki Yoke Takara Co. 10
#16169 Wataru Yamazaki Mitsubishi Electric 10
#16169 Masayuki Tsunekawa Dai Nippon Printing Co. 10
#16169 Takeshi Yoshimi Mitsubishi Electric 10
#16169 Takaaki Tamura Industrial Research Institute 10
#16169 Takeshi Iizuka Mitsumi Electric Co. 10
#16169 Kiichiro Tamaru Kabushiki Kaisha Toshiba 10
#16169 Tetsuya Iwanaga Mutoh Industries 10
#16169 Osamu Nakazawa Oki Electric Industry Co. 10
#16169 Kinjiro Okada Hirose Electric Co. 10
#16169 Masatoshi Ushiyama Furukawa Electric Co. 10
#16169 Norimitsu Hayakawa Hitachi 10
#16169 Yukako Tamanuki Canon 10
#16169 Hitoshi Aramaki Fanuc 10
#16169 Takayuki Momose Arqule 10
#16169 Koichi Sota Otari 10
#16169 Junichi Kogo Comcast 10
#16169 Masakazu Ebihara Sony 10
#16169 Yoshinobu Shima Nkk Co. 10
#16169 Kazuhide Kawata Nec 10
#16169 Kouzou Uekido Nec 10
#16169 Masayoshi Sekiya Nippon Zeon Co. 10
#16169 Ryota ASAKURA Mitsubishi Electric 10
#16169 Yasutaka Anraku Japan Science And Technology Agency 10
#16169 Osamu Kohmoto Tdk 10
#16169 Akimoto SUZUKI Mitsubishi Electric 10
#16169 Yoshie Togano Mitsubishi Heavy Industries Thermal Systems 10
#16169 Makio Abe Mitsumi Electric Co. 10
#16169 Ryotaro Suzuki Mitsubishi Electric 10
#16169 Hiroko Shimpo Jxtg Nippon Oil & Energy 10
#16169 Mitsunao Homma Tdk 10
#16169 Seiichiro Tanaka Kabushiki Kaisha Toshiba 10
#16169 Minoru Hotsumi Nec 10
#16169 Toshikatsu Harase Fujitsu Limited 10
#16169 Kenichiro Nakao 10
#16169 Yuichiro Shibata Nec Platforms 10
#16169 Keiichirou Yamamoto Nippon Kayaku 10
#16169 Norisuke Fukuda Kabushiki Kaisha Toshiba 10
#16169 Yuichiro Nozaki Hitachi 10
#16169 Takashi Oyagi Nec 10