Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Koto, JP ranks #2,686 worldwide for total patents filed in 2016, with 43 patents from 23 inventors. Leading employers of inventors based in Koto, JP include Kabushiki Kaisha Toshiba, Fujitsu Limited, Nec Solution Innovators.

Showing 1–23 of 23 inventors

Rank Inventor Primary Company Patents
1 Tatsuyuki Matsushita Kabushiki Kaisha Toshiba 7
2 Zhaogong Guo Fujitsu Limited 5
3 Jou Akitomi Nec Solution Innovators 4
#4 Shintarou Katou Nec Solution Innovators 3
#4 Iwao Waga Nec Solution Innovators 3
#6 Naoki Futakuchi Hitachi 2
#6 Yoshiaki Miyakawa Nikon 2
#6 Yukinori Inamura Comcast 2
#9 Taihei Abe Aruze Gaming America 1
#9 Kiyoto Minamiura Fujitsu Limited 1
#9 Takanori Sakata Aruze Gaming America 1
#9 Hisao Miyajima Yoshino Kogyosho Co. 1
#9 Shinichiro Yamazaki Bridgestone 1
#9 Yuka Hotta Aruze Gaming America 1
#9 Masatoshi Nagamochi Daiichi Sankyo Company, Limited 1
#9 Ken Okuyama Hitachi 1
#9 Goro Kurihara Yoshino Kogyosho Co. 1
#9 Koutarou Moriyama Aruze Gaming America 1
#9 Kazuya Ueki Nec Solution Innovators 1
#9 Hideaki Kishi Comcast 1
#9 Yasuyuki Ihara Nec Solution Innovators 1
#9 Tsuyoshi Ohira Fujitsu Limited 1
#9 Koubun Kyo Ihi 1