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USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP

Tokyo, JP 2021

27,423 patents  ·  13,970 inventors

Ranked #1 of 42,968 cities Top 1%

Showing 8,801–8,850 of 13,970 inventors

Rank Inventor Primary Company Patents
#5339 Kazuhiro Okuda Sumitomo Electric Industries 1
#5339 Joji Tanaka Sumitomo Electric Industries 1
#5339 Takashi Kurafuji Renesas Electronics 1
#5339 Gerrit Bruce van Wingerden Microsoft 1
#5339 Yusaku FUJITA Olympus 1
#5339 Masato Kamata Sony 1
#5339 Ryuichi Sunagawa Taiyo Yuden Co. 1
#5339 Yukihiro YOSHINO Hitachi 1
#5339 Masashi Kinukawa Livestock Improvement Association Of Japan 1
#5339 Shigenori Kabashima National Center For Child Health And Development 1
#5339 Daisuke Motoya Nippon Steel & Sumitomo Metal 1
#5339 Takahiro NIHIRA Kyodo Yushi Co. 1
#5339 Atsuyuki Oyamada Ricoh Company 1
#5339 Setsuo Ishibashi Alps Alpine Co. 1
#5339 Tomohito TAKAI Hitachi 1
#5339 Rika Unno — 1
#5339 Kenji Soejima Juridical Foundation The Chemo-Sero-Therapeutic Research Institute 1
#5339 Hirotsugi Tominaga Mitsubishi Chemical 1
#5339 Yasuaki Konomi Asahi Kasei E-Materials 1
#5339 Katsuro WAKASUGI Sumco 1
#5339 Hideo Iiduka Nec Solution Innovators 1
#5339 Toru Yoshikawa Noritsu Koki Co. 1
#5339 Yiguo YAN Mitsubishi Electric 1
#5339 Hirohito Sasaki Nec 1
#5339 Wang Yan Song Kioritz 1
#5339 Mitsuhiro Habuta Taiyo Yuden Co. 1
#5339 Ayana Muraki Hitachi High-Tech Science 1
#5339 Yukiyasu Akemi Mitsubishi Electric 1
#5339 Kenkichi Yamamoto Canon 1
#5339 Masashi Fujitsuka Mitsubishi Electric 1
#5339 Katsuya Ueno Agc 1
#5339 Keisuke Suzuki Sankyo Holdings Co. 1
#5339 Yoji Okita Ihi 1
#5339 Koyo Sakamoto Panasonic 1
#5339 Katsuju Aoki Hitachi 1
#5339 Takaaki Fukushi Nippon Steel & Sumitomo Metal 1
#5339 Toshihide Murakami Asahi Glass Co. 1
#5339 Mamoru Ishizaki Toppan Printing Co. 1
#5339 Shinichiro Aoyagi Dainichiseika Color & Chemicals Mfg. Co. 1
#5339 Meguru Ito Mitsubishi Gas Chemical Company 1
#5339 Hiroki Yokoyama Suntory Holdings Limited 1
#5339 Tetsuo Fukushi Renesas Electronics 1
#5339 Yusaku Sakka Hitachi High-Technologies 1
#5339 Kazuo Muto Hitachi 1
#5339 Yuji Nobuoka Seikagaku 1
#5339 Sumika Tamura Toppan Printing Co. 1
#5339 Daisuke Shiono Sony 1
#5339 Yasuhiro Kochi Nippon Steel 1
#5339 Chihiro Suzuki Subaru 1
#5339 Ryosuke Yatsushiro Micron 1

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