Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Narashino, JP ranks #2,601 worldwide for total patents filed in 2021, with 49 patents from 26 inventors. Leading employers of inventors based in Narashino, JP include Kabushiki Kaisha Toshiba, Fujitsu Limited, Canon.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Naoyuki Narita Kabushiki Kaisha Toshiba 12
2 Tomokazu Morita Kabushiki Kaisha Toshiba 5
3 Jun Kamada Fujitsu Limited 3
3 Akifumi Matsubara Canon 3
#5 Kouji Oono Sumitomo Osaka Cement Co. 2
#5 Shigehiro Arai Seiko Instruments 2
#5 Kanako Abe Fuso Pharmaceutical Industries 2
#5 Yusuke Arao Hitachi Industrial Equipment Systems Co. 2
#9 Takayoshi MATSUMOTO Ptc Therapeutics Mp 1
#9 Kenichi Kudo Seiko Precision 1
#9 Keigo Maki Sumitomo Osaka Cement Co. 1
#9 Uma Jaya Ravali THEEDA Toyo Engineering 1
#9 Takato Nakao Toyo Engineering 1
#9 Kouji Nishimoto Hitachi 1
#9 Keigo SASAKI Toyo Engineering 1
#9 Kaito KISHIMOTO Ptc Therapeutics Mp 1
#9 Akiko Sugiura Toyo Engineering 1
#9 Hideo Izawa Miyakoshi Printing Machinery Co. 1
#9 Hiroto Yoshihara Kabushiki Kaisha Toshiba 1
#9 Hiroshi Yoshino Two Cells Co. 1
#9 Yuichi Shiro Ptc Therapeutics Mp 1
#9 Taichi Komoda Ptc Therapeutics Mp 1
#9 Shunichi Murata Ptc Therapeutics Mp 1
#9 Takuya ISHISAKA Toyo Engineering 1
#9 Aoi Saito Daikin Industries 1
#9 Daisuke Hohjoh Ricoh Company 1