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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP All Time

716,148 patents  ·  91,278 inventors

Ranked #1 of 111,555 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed all time, with 716,148 patents from 91,278 inventors. Leading employers of inventors based in Tokyo, JP include Jfe Steel, Mitsubishi Electric, Akebono Brake Industry Co..

Showing 13,351–13,400 of 91,278 inventors

Rank Inventor Primary Company Patents
#12705 Kazuhiro Hanazawa Jfe Steel 13
#12705 Maiko Sakai Mitsubishi Electric 13
#12705 Shigenori Matsumoto Akebono Brake Industry Co. 13
#12705 Akira Shiozawa Nippon Kayaku 13
#12705 Qingquan Su Ebara 13
#12705 Yosuke Sawada Bristol-Myers Squibb 13
#12705 Ko Shimazawa Wingarc1St 13
#12705 Toshiyuki Ukai Hitachi 13
#12705 Fumiko Akiyama IBM 13
#12705 Satoshi Kusano Pioneer Electronic 13
#12705 Kenichi Oonuki Canon 13
#12705 Amika Sagara Ricoh Company 13
#12705 Wataru Domon Nec 13
#12705 Isao Yagi Hitachi High-Tech Science 13
#12705 Yusuke Jono Renesas Technology 13
#12705 Hiroto Handa Clarion Co. 13
#12705 Nobutaka Tashima Max Co. 13
#12705 Junji Monden Nec 13
#12705 Kazunori Sugiyama Asahi Glass Co. 13
#12705 Takashi Onohara Sony 13
#12705 Hidenori Yamato Canon 13
#12705 Masanori Miyahara Sony 13
#12705 Minoru Shindo Chugai Pharmaceutical 13
#12705 Akira Sase Hitachi 13
#12705 Tetsuyuki Takahashi Olympus 13
#12705 Katsuyuki Itoh Nec 13
#12705 Kyoichi Maeno Seldar Pharma 13
#12705 Akitake Tamura Tokyo Electron Limited 13
#12705 Takashige Fujimori Joled 13
#12705 Yuzuru Mizuhara Hitachi High-Technologies 13
#12705 Kenichiro Anjo Nec Electronics 13
#12705 Kozo Tajiri Nippon Shokubai Co. 13
#12705 Daisuke Imaki Ricoh Company 13
#12705 Yasushi Yokochi Max Co. 13
#12705 Takao Takenouchi Nec 13
#12705 Michichika Hikosaka Toyo Ink Mfg. Co. 13
#12705 Takeshi Murooka Ihi 13
#12705 Hitoshi Oyori Ihi Aerospace Co. 13
#12705 Shinji Kawamoto Nippon Sheet Glass Company, Limited 13
#12705 Takeya Sasa Nitto Kohki Co. 13
#12705 Jun Iwama Sony 13
#12705 Kuniaki Otsuka Canon 13
#12705 Akiko Watanabe Kyocera 13
#12705 Shinichi Hiroki Kabushiki Kaisha Toshiba 13
#12705 Tsuyoshi Mitsuda Nec Electronics 13
#12705 Kenichiro Hosoi Pioneer Electronic 13
#12705 Hideki Ohkawa Kabushiki Kaisha Toshiba 13
#12705 Ryuichi Sunagawa Taiyo Yuden Co. 13
#12705 Seiji Fukuda Toray Industries 13
#12705 Masashi Hosokawa Unicharm 13

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Yokohama, JP432,220