Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sodegaura, JP ranks #6,533 worldwide for total patents filed all time, with 373 patents from 6 inventors. Leading employers of inventors based in Sodegaura, JP include Nippon Petrochemicals, Co., Mitsui Chemicals, Sumco.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Atsushi Sato Nippon Petrochemicals, Co. 292
2 Yoshiharu Kikuchi Mitsui Chemicals 35
3 Nobuyuki Morimoto Sumco 27
#4 Koichi Kaneda Idemitsu Kosan Co. 9
#5 Shuji Matsumura Mitsui Toatsu Chemicals, Incorporated 8
#6 Akihiro Inukai Mitsui Chemicals 2