Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Dowa Holdings Co., Mitsubishi Electric, Japan Display.

Showing 10,701–10,750 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Yoshihisa Namiki Dowa Holdings Co. 1
#6064 Takehito Sogabe Mitsubishi Electric 1
#6064 Yoshihide Oue Japan Display 1
#6064 Chiharu Kawano Asahi Kasei Medical Co. 1
#6064 Ryoko Hori Asahi Kasei Medical Co. 1
#6064 Chiho Haruta Rion Co. 1
#6064 Sakuya Kubota Sega Toys Co. 1
#6064 Mizuki Hosoyamada Kabushiki Kaisha Sega Games 1
#6064 Koji Ichiyama National Institute Of Infectious Diseases 1
#6064 Masanori Sueki Yokogawa Electric 1
#6064 Jyunya Okabe Nec 1
#6064 Masayoshi Ogura Sanyo Electric Co. 1
#6064 Naoto Funakoshi Olympus 1
#6064 Kensaku Yoshikawa Aruze Gaming America 1
#6064 Seishi Tsuyama Nkk Co. 1
#6064 Junichiro Tsujino Ebara 1
#6064 Katsuji Mitsui Omron 1
#6064 Hiromichi Jin Samsung 1
#6064 Hiroyuki Norieda W.L. Gore & Associates Gmbh 1
#6064 Ryo Ishimaru Hitachi High-Technologies 1
#6064 Kengo Takeno Hitachi High-Tech Science 1
#6064 Yoshitada Kometani Japan Display 1
#6064 Takeo Yamazaki Canon 1
#6064 Yukio Koori Tokyo Electric Power Company Holdings, Incorporated 1
#6064 Yukinori Tashiro Renesas Electronics 1
#6064 Tomonori Toda Mitsubishi Electric 1
#6064 Noboru Katsui Sony 1
#6064 Mio Takakuta Epoch Company 1
#6064 Hideaki Okayama Oki Electric Industry Co. 1
#6064 Satoshi Horiuchi Jfe Engineering 1
#6064 Eitaro Fukuzumi Mitsubishi Electric 1
#6064 Yuyu Ohnuma Adeka 1
#6064 Kazuma Nakazawa Bridgestone 1
#6064 Togo MURAKAMI Nec 1
#6064 Yusuke Sugimoto Fujifilm 1
#6064 Yui Yokoyama Nippon Kayaku 1
#6064 Takayuki Kume Calsonic Kansei 1
#6064 Toshiya Narihara Mitsubishi Heavy Industries Machine Tool Co. 1
#6064 Michinori Sengiku Mitsubishi Heavy Industries Machine Tool Co. 1
#6064 Toshikazu Aoyama Nec 1
#6064 Teruyuki Imai Nec 1
#6064 Jun Maeoka Hitachi 1
#6064 Genta KOREKI Hitachi 1
#6064 Noritoshi Yamasaki Lenovo (Singapore) Pte. 1
#6064 Toshiki Yamanishi Ricoh Company 1
#6064 Masanori Irie 1
#6064 Toshiaki Yamabe Hoya 1
#6064 Keita Shimura Comcast 1
#6064 Hirotsune Yasumi Freund 1
#6064 Tomohide Yokozawa Tdk 1