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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Edogawa, JP ranks #4,521 worldwide for total patents filed in 2021, with 24 patents from 13 inventors. Leading employers of inventors based in Edogawa, JP include IBM, Toyota, Lenovo (Singapore) Pte..

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Jiayun Zhu IBM 8
2 Tsend Ochir Bat Ulzii IBM 2
2 Eiki Kitagawa Toyota 2
2 Ko Inaba Lenovo (Singapore) Pte. 2
2 So NAKAJIMA Idemitsu Kosan Co. 2
#6 Seokwon Hur IBM 1
#6 Manabu Tonosaki Toyota 1
#6 Takayuki Takida Kabushiki Kaisha Toshiba 1
#6 Akihiro Uda Kao 1
#6 Shinji Tanaka Daiichi Sankyo Company, Limited 1
#6 Ryo Takizawa Denso 1
#6 Hanako Ito Daiichi Sankyo Company, Limited 1
#6 Wataru Saitoh Daiichi Sankyo Company, Limited 1