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 Furukawa Denchi Kabushiki Kaisha, Tdk, Hitachi.

Showing 10,851–10,900 of 13,560 inventors

Rank Inventor Primary Company Patents
#5246 Satoshi Tanno Furukawa Denchi Kabushiki Kaisha 1
#5246 Masaaki Iwakura Tdk 1
#5246 Shinya Yuda Hitachi 1
#5246 Tomoki Shibahara Ntt Docomo 1
#5246 Hiroyuki Akata Hitachi 1
#5246 Mitsuaki Saitou Rion Co. 1
#5246 Masatsugu Maejima The Fujikura Cable Works Limited 1
#5246 Toru Jokaku Mitsubishi Electric 1
#5246 Masakazu Inoue Inoue Mfg. 1
#5246 Akihiro Moto Sumitomo Electric Industries 1
#5246 Taiju Suzuki Nintendo Co. 1
#5246 Dan Kageyama Paramount Bed Co. 1
#5246 Aoi Nakano Showa Denko K.K. 1
#5246 Katsuhiro Terao The Japan Steel Works 1
#5246 Tetsuo Yokoyama Hitachi 1
#5246 Sho Shiraga Mitsubishi Electric 1
#5246 Hiroshi Miyaoka Nissan Motor Co. 1
#5246 Yasuyuki Moroishi Toyo Ink Sc Holdings Co. 1
#5246 Nobuo Ogawa Daifuku Co. 1
#5246 Kenichi Okamoto Yazaki 1
#5246 Masaaki Omodaka Nippon Steel & Sumitomo Metal 1
#5246 Yasuyuki Kuroda Metawork 1
#5246 Takayuki Shiromoto Asahi Kasei Kabushiki Kaisha 1
#5246 Mikio Kiura Canon 1
#5246 Kiyonori Kushioka Mitsubishi Hitachi Power Systems 1
#5246 Kazuhisa Tsunoyama Astellas Pharma 1
#5246 Satoshi Koma Sekisui Chemical Co. 1
#5246 Kunio Ishida Kabushiki Kaisha Toshiba 1
#5246 Yamato Saito Asahi Kasei Kabushiki Kaisha 1
#5246 Tomomi Sugiura Ihi 1
#5246 Yoshikoto Yanase Mitsubishi Electric 1
#5246 Masaki Furutani Canon 1
#5246 Takayuki Fuse Fujikoshi Machinery 1
#5246 Takehiko Nishide Mitsubishi Electric 1
#5246 Katsuya Abe Canon 1
#5246 Takafumi Kokusho Mitsubishi Electric 1
#5246 Tomoyuki Higo Sony 1
#5246 Shoji Sakurai Mitsubishi Electric 1
#5246 Akihiro Okabe Novars 1
#5246 Shodai HOSONO Olympus 1
#5246 Toru Minote Jfe Steel 1
#5246 Yuji Ishimura Sony 1
#5246 Tomoki Igari Oki Data 1
#5246 Katsumitsu Susaki Mitsubishi Paper Mills Limited 1
#5246 Akihiro Morohashi Sony 1
#5246 Akimitsu Mochizuki Toyo Ink Mfg. Co. 1
#5246 Kenichiro Yamazaki Nec 1
#5246 Yoshimichi Murakami Thine Electronics 1
#5246 Ken Iwakura Fujitsu Limited 1
#5246 Yoshiro Mitome Asahi Kasei Pharma 1