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 Sysmex, Bridgestone, Teac.

Showing 14,651–14,700 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Koji Fukagawa Sysmex 1
#6064 Syo Ochiai Bridgestone 1
#6064 Nobukazu Kadogaki Teac 1
#6064 Tatsuyuki AONO Car Mate Mfg. Co. 1
#6064 Takefumi Ozawa 1
#6064 Kouhei Iriyama Dai Nippon Printing Co. 1
#6064 Shigeki Miyamoto 1
#6064 Shigeto Nagashima Ntt Facilities 1
#6064 Hiroyasu Nishii Ntt Facilities 1
#6064 Yoshifumi Sugimura Ntt Facilities 1
#6064 Eiji Kusano 1
#6064 Masahiro Hata Mitsubishi Electric 1
#6064 Yuji Momose Mitsubishi Electric 1
#6064 Tatsuya HOTAKA Square Enix Co. 1
#6064 Naoko EDO Daiichi Sankyo Company, Limited 1
#6064 Jun Yamagami Mold Technical Office Co. 1
#6064 Kazutaka Mizokami Sumco 1
#6064 Kentaro Kamata Nidec Copal 1
#6064 Akira SHIKIYA Dentsu 1
#6064 Chanho Beku Subaru 1
#6064 Osamaru Matsuo Bridgestone 1
#6064 Shigenobu Waragai Bridgestone 1
#6064 Syuusaku Yokono Teraoka Seiko Co. 1
#6064 Tomomi Komatsu Mitsubishi Heavy Industries Engineering 1
#6064 Arisa Sasaki Miraial Co. 1
#6064 Hiroki JINNO Sumitomo Metal Mining Co. 1
#6064 Yosuke Kadowaki Bandai Namco Entertainment 1
#6064 Yukitomo Takasu Fdk 1
#6064 Shinji Osako Hitachi 1
#6064 Yoichiro Sugimura Kyowa Hakko Bio Co. 1
#6064 Junko Yarimizu Astellas Pharma 1
#6064 Akihito Furukawa Nippon Steel 1
#6064 Gouki Nakayama Yokogawa Electric 1
#6064 Yoshiki Chikyu Nippon Chemi-Con 1
#6064 Hironori Okazumi Canon 1
#6064 Yusuke Nojiri Canon 1
#6064 Itsumi TERADA Nitoms 1
#6064 Junchen Wang The University Of Tokyo 1
#6064 Hideyuki Suenaga The University Of Tokyo 1
#6064 Naoki Haze Mitsubishi Electric 1
#6064 Tomonori Nosaka Ricoh Company 1
#6064 Yusuke Sakaki The University Of Tokyo 1
#6064 Shohei Miyajima Mitsubishi Motors 1
#6064 Masaaki Okui Denso 1
#6064 Bingxuan ZHAO Kddi 1
#6064 Akira Yotsuyanagi Accenture Global Solutions Limited 1
#6064 Takaya Akashi Hosei University 1
#6064 Nobuaki Motegi Komatsu 1
#6064 Hiroshi Otaki Japan Tobacco 1
#6064 Toshitake Masuko Meidensha 1