Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2020, with 29,522 patents from 14,393 inventors. Leading employers of inventors based in Tokyo, JP include Jfe Steel, Link Genomics, Canon.

Showing 13,601–13,650 of 14,393 inventors

Rank Inventor Primary Company Patents
#5815 Satoshi Sumikawa Jfe Steel 1
#5815 Shinichiro Niwa Link Genomics 1
#5815 Kyohei Kikuta Canon 1
#5815 Soichiro Ikeda Fujifilm Business Innovation 1
#5815 Hisashi Tanaka Denso 1
#5815 Tamotsu Kiyakawauchi Sony 1
#5815 Yosuke Yamahara Kabushiki Kaisha Toshiba 1
#5815 Yuki Munetaka Micron 1
#5815 Norio Sato NTT 1
#5815 Aki TAKAYANAGI Mitsubishi Electric 1
#5815 Li Lu Hitachi 1
#5815 Yuichiro To Sony 1
#5815 Tadamasa Oowaku 1
#5815 Hiro Iwase Sony 1
#5815 Shinji Inamoto Sony 1
#5815 Yoji Oki Stanley Electric Co. 1
#5815 Andres ARJONA Nokia Solutions And Networks Oy 1
#5815 Yasuo Tsunogae Zeon 1
#5815 Yasuaki Ushio Olympus 1
#5815 Masahiro Uematsu Nippon Steel 1
#5815 Masanobu Ito Sony 1
#5815 Yumiko UENO Hitachi 1
#5815 Yuya Hanai Sony 1
#5815 Kentarou Oonishi Hitachi Systems 1
#5815 Ken Hirashita Mitsubishi Motors 1
#5815 Hideki Ando Mitsubishi Electric 1
#5815 Takehito Suzuki Yamaha Motor 1
#5815 Kunihiko Aoki Hitachi Industrial Products 1
#5815 Daisuke Iseki Sony 1
#5815 Masataka Ohtsuka Mitsubishi Electric 1
#5815 Yasuhiko Hasegawa Nec 1
#5815 Katsuki Naito Mochida Pharmaceutical Co. 1
#5815 Masanori Ogawa Nagoya Oilchemical Co. 1
#5815 Fumihiro Chuman Mitsubishi Electric 1
#5815 Masashi Kitada Mitsubishi Electric 1
#5815 Takayuki NAKATOMI Olympus 1
#5815 Takeshi Matsui Sony 1
#5815 Takeshi Tukada Jeol 1
#5815 Masatoshi Aratani Jfe Steel 1
#5815 Kazuhiro Nakagomi Sony 1
#5815 Koichi Hamamoto Mitsubishi Electric 1
#5815 Motoyuki Sugioka Sony 1
#5815 Akira Umise Tanaka Kikinzoku Kogyo K.K. 1
#5815 Shaungqi Dong 1
#5815 Shinya UENO Dainippon Ink And Chemicals 1
#5815 Yuusuke YATABE Maxell 1
#5815 Yasuhiro KISHI Hitachi-Johnson Controls Air Conditioning 1
#5815 Mikio Ito Fujitsu Limited 1
#5815 Nobuyuki Osugi Japan Gore-Tex 1
#5815 Katsunori Manabe Max Co. 1