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 NTT, Semiconductor Energy Laboratory, Sony.

Showing 12,301–12,350 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Shigeaki Sasaki NTT 1
#5101 Kumi Kojima Semiconductor Energy Laboratory 1
#5101 Yasushi Tsuruta Sony 1
#5101 Suguru Yabe Dai Nippon Printing Co. 1
#5101 Yasuki Kanema Sony 1
#5101 Tetsuya Yamazaki Hitachi 1
#5101 Mie Namai Sony 1
#5101 Yasuhiro Terasaki Tdk 1
#5101 Shinichi Takimoto Olympus 1
#5101 Naoya Nosaka Jsr 1
#5101 Yujiro Idaka Canon 1
#5101 Motohiro Shimizu Honda Motor Co. 1
#5101 Takeharu Yasuda Nec 1
#5101 Toshio Tani Furukawa Electric Co. 1
#5101 Hiroshi Chin Ntt Docomo 1
#5101 Kensaku Takanashi Konica Minolta 1
#5101 Akihiro Miyauchi Hitachi 1
#5101 Kazuo Asanuma Taiyo Yuden Co. 1
#5101 Akito Kuramata Fujitsu Limited 1
#5101 Hiroyuki Urabe Honda Motor Co. 1
#5101 Tadashi Eguchi Canon 1
#5101 Takeshi Yamatoya Mitsubishi Electric 1
#5101 Haochun LEE Japan Display 1
#5101 Kiyohiko Toyama Nec 1
#5101 Katsumi Miyawaki Mitsubishi Electric 1
#5101 Yoshimasa Endo Thk Co. 1
#5101 Masato Kinouchi Mitsubishi Electric 1
#5101 Hirofumi Kawashima Piedek Technical Laboratory 1
#5101 Ryuichi Ogawa Sanyo Electric Co. 1
#5101 Yuhi Shimazumi Kuraray Co. 1
#5101 Sayuri Yamaguchi Sumitomo Electric Industries 1
#5101 Kuniaki Sugitani Canon 1
#5101 Shinichi Miwa Ngk Insulators 1
#5101 Shin Noguchi Hitachi 1
#5101 Shigeho Tanigawa Hitachi 1
#5101 Akihiro Kubo Tokyo Electron Limited 1
#5101 Atsushi Yoneyama Hon Hai Precision Ind. Co. 1
#5101 Eiji Nabika Nomura Research Institute 1
#5101 Chikara Kami Jfe Steel 1
#5101 Mami Mizutani Kabushiki Kaisha Toshiba 1
#5101 Takatoshi KITANO Nec 1
#5101 Takayuki Kawaguchi Mitsubishi Tanabe Pharma 1
#5101 Kaname Ueda Tdk 1
#5101 Noriyuki Miyamoto Kabushiki Kaisha Toshiba 1
#5101 Keisuke Umezu Nec 1
#5101 Yoshito Isei Nippon Steel & Sumitomo Metal 1
#5101 Seiji Kashiwagi Ebara 1
#5101 Hiroshige Yanagi Tdk 1
#5101 Mayuko Sato Sony 1
#5101 Takahiro Sakayori Sony 1