Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2011, with 21,999 patents from 11,174 inventors. Leading employers of inventors based in Tokyo, JP include Japan Aviation Electronics Industry, Limited, Japan Display, Toyota Industries.

Showing 10,951–11,000 of 11,174 inventors

Rank Inventor Primary Company Patents
#4279 Masayuki Kikuchi Japan Aviation Electronics Industry, Limited 1
#4279 Satoru Kawasaki Japan Display 1
#4279 Masaya Sakamoto Toyota Industries 1
#4279 Yuji Endo Asahi Glass Co. 1
#4279 Hiroki Oka Sony 1
#4279 Hisao OKUMURA Toyobo Co. 1
#4279 Motoki Imanishi Mitsubishi Electric 1
#4279 Shunsuke Mizumi Mitsubishi Electric 1
#4279 Shungo Fujita Bridgestone 1
#4279 Kazuhiko Hotta Mitsubishi Electric 1
#4279 Takashi Yasue Ngk Insulators 1
#4279 Kazuhisa Tamura Mitsubishi Electric 1
#4279 Shigeru Chiba Konami Digital Entertainment Co. 1
#4279 Kazuki Miura Nec 1
#4279 Shigeru Ota Synaptics Incorporated 1
#4279 Ryuji Hamasaki Canon 1
#4279 Tanehiro Shinohara Mitsubishi Electric 1
#4279 Naoya Okada Hitachi 1
#4279 Katsuhiro Kambara Hitachi High-Technologies 1
#4279 Tomoyuki Kojima Tokyo Weld Co. 1
#4279 Shiro Ezoe Subaru 1
#4279 Yoshiyasu Kawasaki Jfe Steel 1
#4279 Haruhiro Inoue Olympus 1
#4279 Takuro Yamada Daikin Industries 1
#4279 Mako Kamiya The University Of Tokyo 1
#4279 Toshihiro Matsunaga Mitsubishi Electric 1
#4279 Shunji Saruki Tdk 1
#4279 Yoshitsugu Goto Denka Company Limited 1
#4279 Koujiro Ohkawa Dai Nippon Printing Co. 1
#4279 Koichi Nagai Kabushiki Kaisha Toshiba 1
#4279 Hideo Nagasaka Sony 1
#4279 Kouji Maruyama Toa Nenryo Kogyo 1
#4279 Takayoshi Hirai Sony 1
#4279 Takuya Kono Kabushiki Kaisha Toshiba 1
#4279 Yasushi Iwane Mitsubishi Electric 1
#4279 Yasuhito Narushima Sumco Techxiv 1
#4279 Fukuo Ogawa Sumco Techxiv 1
#4279 Kentaro Matsunaga Kabushiki Kaisha Toshiba 1
#4279 Tsuyoshi Ishikawa Sony 1
#4279 Hiroki Sugiyama Japan Display 1
#4279 Suguru OZAWA Ebara 1
#4279 Satoshi Takiguchi Mitsubishi Electric 1
#4279 Masao Nakatani Kumiai Chemical Industry Co. 1
#4279 Keiji Toriyabe Kumiai Chemical Industry Co. 1
#4279 Shojiro Kaita Bridgestone 1
#4279 Yoshiki KOSHIYAMA Toppan 1
#4279 Keisuke Yamamoto Canon 1
#4279 Junichi Funada Nec 1
#4279 Shinjiro Kaneko Jfe Steel 1
#4279 Yujin Morisawa Sony 1