TY

Tsutomu Yoshioka

TO Toa: 1 patents #3 of 5Top 60%
Overall (2003): #98,251 of 273,478Top 40%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

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