KO

Koichi Ohtaka

TU Tohoku University: 1 patents #14 of 168Top 9%
Overall (2023): #362,375 of 537,848Top 70%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11743658 Electrostatic acoustic wave generating device and electrostatic speaker Joerg Froemel, Shuji Tanaka 2023-08-29