Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2018, with 26,592 patents from 13,560 inventors. Leading employers of inventors based in Tokyo, JP include Japan Display, Panasonic, Tokyo Electron Limited.

Showing 13,351–13,400 of 13,560 inventors

Rank Inventor Primary Company Patents
#5246 Keisuke Takano Japan Display 1
#5246 Kazuaki Matsui Panasonic 1
#5246 Tomoya Hasegawa Tokyo Electron Limited 1
#5246 Takahiro Hiruma Kabushiki Kaisha Toshiba 1
#5246 Atsushi Okamori Sony 1
#5246 Motoshige Ikeda Renesas Electronics 1
#5246 Akira Takei Nisca 1
#5246 Yota Ichiki Hitachi 1
#5246 Yorinobu Kunimune Renesas Electronics 1
#5246 Zhaohui Cheng Hitachi High-Technologies 1
#5246 Yuichiro Irie Furukawa Electric Co. 1
#5246 Tomomi Kanai Atsumitec Co. 1
#5246 Takao Matsuda Casio Keisanki 1
#5246 Norihide Enomoto Midori Anzen Co. 1
#5246 Toshiki Miyakawa Canon 1
#5246 Takashi Kishi Kabushiki Kaisha Toshiba 1
#5246 Yuichi Kodama Komatsu 1
#5246 Toshihiro Shimada Ricoh Company 1
#5246 Akira Arai Seiko Epson 1
#5246 Mamiko Ishida Sony 1
#5246 Futoshi OGASAWARA Jfe Steel 1
#5246 Sho Kobayashi Sony 1
#5246 Hitoshi Ohkubo Tdk 1
#5246 Tsunetoshi Honda Mitsubishi Materials 1
#5246 Hirokazu Koike Fuji Machine Mfg. Co. 1
#5246 Naotoshi Kirihara Disco 1
#5246 Koichiro Ikeda Osaka Gas Co. 1
#5246 Hisashi Kurokawa Zeon 1
#5246 Toshiki Yamada Toyo Seikan Co. 1
#5246 Yukihiro Matsubara Jfe Steel 1
#5246 Katsuhisa Yoshida Mitsubishi Electric 1
#5246 Shunsuke Aritomi Hitachi Automotive Systems 1
#5246 Kenji Yokoyama Nippon Gakki Seizo 1
#5246 Yuichi Sakurai Hitachi Maxell 1
#5246 Shogo Shinkai Sony 1
#5246 Keishi Kosaka Nec 1
#5246 Shigeki Sakakura Ihi 1
#5246 Hirofumi Ueda Nec 1
#5246 Hirofumi Hamada Daiichi Sankyo Company, Limited 1
#5246 Jinting Jiu Osaka University 1
#5246 Yasuhiro Kusanose Asahi Kasei Chemicals 1
#5246 Shin Hashimoto Sumitomo Electric Industries 1
#5246 Yukiko Hattori Agc 1
#5246 Futoshi Iwama IBM 1
#5246 Noboru Nagatani Kao 1
#5246 Hidenori KOKETSU Mitsubishi Electric 1
#5246 Teppei SAITOH Hitachi Construction Machinery Co. 1
#5246 Hisakazu Yamane Mitsubishi Electric 1
#5246 Masanao Nishikido Sony 1
#5246 Tomohiro Nomiyama Denka Company Limited 1