Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2020, with 29,522 patents from 14,393 inventors. Leading employers of inventors based in Tokyo, JP include The Foundation For The Promotion Of Industrial Science, Japan Display, Mitsubishi Electric.

Showing 13,801–13,850 of 14,393 inventors

Rank Inventor Primary Company Patents
#5815 Yoshiho Ikeuchi The Foundation For The Promotion Of Industrial Science 1
#5815 Ryota Mito Japan Display 1
#5815 Ayaka Ushirosako Mitsubishi Electric 1
#5815 Kana Ohki Hitachi Kokusai Electric 1
#5815 KAZUTO YOKOYAMA Mitsubishi Electric 1
#5815 Masahisa Kogura Toshiba Mitsubishi-Electric Industrial Systems 1
#5815 Kazuhiko Amano Seiko Epson 1
#5815 Kazumasa Ookuma 1
#5815 John Vicente Subaru 1
#5815 Kenichi Munakata Nissan Motor Co. 1
#5815 Masashi Arikawa Hochiki 1
#5815 Tsutomu Ueki Nippon Steel & Sumitomo Metal 1
#5815 Daisuke Kawada Yazaki 1
#5815 Eiji Hirai Nihon Parkerizing Co. 1
#5815 Kazuhiro Anai Tdk 1
#5815 Yoshihiro MURAGAKI Tokyo Women'S Medical University 1
#5815 Mitsuaki Okada Mitsubishi Electric 1
#5815 Tomoaki Gyoda Mitsubishi Electric 1
#5815 Yo SHIGETA Hitachi 1
#5815 Tsuyoshi Kumazawa Mitsubishi Electric 1
#5815 Kazuaki Kamio Nikon 1
#5815 Naoki Nishihagi Jeol 1
#5815 Yuto Asaumi Ihi 1
#5815 Yoshito Kamimura Nitto Kohki Co. 1
#5815 Yusuke Ishigaki Jfe Steel 1
#5815 Dal Oyama Astellas Pharma 1
#5815 Takao Kidani Hitachi 1
#5815 Chiyo Morisawa 1
#5815 Naoki Yoshimori Canare Electric Co. 1
#5815 Yoshiyuki Ogasawara Nippon Shokubai Co. 1
#5815 Yu Harayama Astellas Pharma 1
#5815 Kosuke Hinago Prevent-Plus 1
#5815 Mitumasa Sugihara Nec 1
#5815 Kaoru Torii Toyota 1
#5815 Naoto Uchida 3M 1
#5815 Yo Suzuki 3M 1
#5815 Takahisa Hashimoto Hitachi High-Technologies 1
#5815 Shingo Aso Sony 1
#5815 Hiromi Abe Hitachi 1
#5815 Hidetoshi Horibe Tdk 1
#5815 Yukio Sakigawa Hitachi 1
#5815 Toshihiko Fukuma Japan Display 1
#5815 Kosuke TOMONAGA Softbank 1
#5815 Shinji Miyata Nsk 1
#5815 Mitsuko Fujita Panasonic 1
#5815 Masao Akaishi Canon 1
#5815 Naoko Funaki Bridgestone 1
#5815 Takahiro AKATSU Ricoh Company 1
#5815 Shinkichi HORIE Yahoo Japan 1
#5815 Nozomu Ogawa Canon 1