Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2016, with 25,606 patents from 13,113 inventors. Leading employers of inventors based in Tokyo, JP include Dainippon Screen Mfg. Co., Sony, Taisho Pharmaceutical Co..

Showing 12,751–12,800 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Jiro Ono Dainippon Screen Mfg. Co. 1
#5101 Hirotsugu Ishihara Sony 1
#5101 Akira Hiratate Taisho Pharmaceutical Co. 1
#5101 Tetsuo Takayama Taisho Pharmaceutical Co. 1
#5101 Yoshinori Oba Ihi 1
#5101 Kazutoshi Yoko Mitsubishi Electric 1
#5101 Takashige Ohsawa National Institute Of Advanced Industrial Science And Technology 1
#5101 Michihiro Takayama Hitachi High-Technologies 1
#5101 Hisafumi Komoto Mitsubishi Electric 1
#5101 Masayasu Iwashima 1
#5101 Shihomi Matsumura Nec 1
#5101 Hidetoshi Shimokawa Google 1
#5101 Youhei Okato Mitsubishi Electric 1
#5101 Tadashi Koyanagi Asahi Kasei Kabushiki Kaisha 1
#5101 Youkou Ito Elpida Memory 1
#5101 Youngkun Lee Hitachi 1
#5101 Yoneharu Takubo Sumitomo Electric Industries 1
#5101 Yoshihiro Sera Mitsubishi Electric 1
#5101 Satoru Osugi Sony 1
#5101 Daisuke Obinata Nihon University 1
#5101 Takeshi Kuwada Taisho Pharmaceutical Co. 1
#5101 Shin-ichi Shirokawa Taisho Pharmaceutical Co. 1
#5101 Masanori Gocho Olympus 1
#5101 Ken Fukumoto Olympus 1
#5101 Koutaro Ohtsubo Ns Solutions 1
#5101 Keisuke Sagisaka Ferrotec 1
#5101 Tsukasa Ayuzawa Dai Nippon Printing Co. 1
#5101 Mitsuhiro Tanihata Sony 1
#5101 Tomoyuki Matsuya Fujitsu Component Limited 1
#5101 Toshimasa Shiobara Oki Data 1
#5101 Kengo Yamawaki Kyowa Hakko Kirin Co. 1
#5101 Kenichiro Kondo Ihi 1
#5101 Daizo Horie Sumco 1
#5101 Kaoru Akiyama Honda Motor Co. 1
#5101 Kazumi Jyujyo Nippon Soda Co. 1
#5101 Hotaka KAWADA Dena Co. 1
#5101 Toshio Sakamizu Hitachi 1
#5101 Kumiko Tokuhara Sony 1
#5101 Hikaru Mitsuhashi Sony 1
#5101 Takeshi Onuma Sumitomo Electric Industries 1
#5101 Makio Tokoh Kuraray Co. 1
#5101 Hitoshi Mochizuki Pioneer 1
#5101 Koji Kitada Aisin Seiki Kabushiki Kaisha 1
#5101 Kanya Sasaki Asahi Kasei Microdevices 1
#5101 Toshiya Kurishima 1
#5101 Takahito Tanabe Osaka Gas Co. 1
#5101 Nao Tokubuchi Nihon Nohyaku Co. 1
#5101 Yu TAKEBAYASHI Koganei 1
#5101 Shigeki Terasaki Nippon Steel & Sumitomo Metal 1
#5101 Ryosuke Nagatsu Nippon Steel & Sumitomo Metal 1