YF

Yasuhiro Fukunaka

TO Toa: 1 patents #27 of 65Top 45%
📍 Kasai, JP: #3,639 of 5,842 inventorsTop 65%
Overall (All Time): #3,530,491 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6658128 Horn loudspeaker Tsutomu Yoshioka, Hiroshi Kubota, Ken Iwayama 2003-12-02