Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

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 Panasonic, Renesas Electronics, Hitachi.

Showing 17,351–17,400 of 91,278 inventors

Rank Inventor Primary Company Patents
#16169 Tetsuro Kondoh Panasonic 10
#16169 Yoshihiko Yokoi Renesas Electronics 10
#16169 Masahiro Matsubara Hitachi 10
#16169 Kazuhiko Sanada Nec 10
#16169 Masamichi Ishibashi Fujitsu Limited 10
#16169 Masaaki Maruyama Mitsubishi Electric 10
#16169 Takaaki TAKISHITA Mitsubishi Electric 10
#16169 Atsuhiko Kuzumaki Kabushiki Kaisha Toshiba 10
#16169 Yoshiaki Matsuzawa Ihi 10
#16169 Yoichi Yuyama Renesas Electronics 10
#16169 Takuto Okamoto Tdk 10
#16169 Miho Yamano Konica Minolta 10
#16169 Shigenori Yoshida Sony 10
#16169 Katsuya Funakoshi Fujitsu Component Limited 10
#16169 Masao Miyamoto Seiko Instruments & Electronics 10
#16169 Koichi Tomita Konami Digital Entertainment Co. 10
#16169 Masato Iwabuchi Hitachi 10
#16169 Shota Shimoda Gree Holdings 10
#16169 Junichi Ibukuro Honda Motor Co. 10
#16169 Shigekazu Tsuji Ricoh Company 10
#16169 Masataka Hidaka Hitachi 10
#16169 Toshifumi KOMACHI Tdk 10
#16169 Mutsuo Sasaki Tdk 10
#16169 Hironori Ishii Crystal Is 10
#16169 Toshiyuki Kuze Mitsubishi Electric 10
#16169 Issey Miyake Ddk 10
#16169 Mitsuo Natsume Sinfonia Technology Co. 10
#16169 Kiyoshi Kanai Nippon Paper Industries Co. 10
#16169 Tosiyasu Kunii Monolith 10
#16169 Toshikazu Yamamoto Yokogawa Electric 10
#16169 Tsuyoshi Ohsumi Casio Computer Co. 10
#16169 Kumiko Suzuki Nec 10
#16169 Fuminori Ota Bridgestone 10
#16169 Masayuki Hanano Hitachi Chemical Company 10
#16169 Shinnosuke Kido Subaru 10
#16169 Kazuo Miyoshi Ihi 10
#16169 Koji Ida Oki Data 10
#16169 Mitsuo Matsui Fanuc 10
#16169 Hirotaka Hatayama Bandai Co. 10
#16169 Hiroshi Yoshizumi Mitsubishi Heavy Industries Engine & Turbocharger 10
#16169 Yuuichi Sugimoto Daiichi Sankyo Company, Limited 10
#16169 Kiyoshi Matsutani Mitsubishi Electric 10
#16169 Kazumine Ito Sony 10
#16169 Isami Abe Nichia 10
#16169 Yusuke Kono Jitsubo Co. 10
#16169 Ryotaro Takahashi Nidec Servo 10
#16169 Akira Yamashita Mitsui Chemicals 10
#16169 Mitsuhiro Matsuzaki Kureha 10
#16169 Hiromasa Yamashita Bridgestone 10
#16169 Yukinobu Moriya IBM 10