Koichi Sadatsuki

SO Sony: 1 patents #767 of 2,279Top 35%

Overall (2025): #313,384 of 469,880Top 70%

Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D1065132	Headphone	Fumihito Yoshikawa	2025-03-04