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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Oshu, JP ranks #6,739 worldwide for total patents filed in 2021, with 14 patents from 9 inventors. Leading employers of inventors based in Oshu, JP include Tokyo Electron Limited, Tanaka Kikinzoku Kogyo K.K., Hamamatsu Photonics K.K..

Showing 1–9 of 9 inventors

Rank Inventor Primary Company Patents
1 Shimon Otsuki Tokyo Electron Limited 3
2 Takumi Niitsuma Tanaka Kikinzoku Kogyo K.K. 2
2 Hiroto Sato Hamamatsu Photonics K.K. 2
2 Daisuke YAMANAKA Sumitomo Electric Hardmetal 2
#5 Ryuta Ido Tanaka Kikinzoku Kogyo K.K. 1
#5 Koyu Hasegawa Tokyo Electron Limited 1
#5 Koichi Shimada Canon 1
#5 Rintaro Takao Tokyo Electron Limited 1
#5 Koji Yoshii Tokyo Electron Limited 1