TT

Takehiko Tanabu

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #1,545,067 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8516681 Loud speaker manufacturing method Mitsukazu Kuze, Satoshi Itoh, Masashi Kawabe, Mamiko Tsutsumi 2013-08-27
D571358 Speaker Takahiko Yoshinaga, Takeshi Shimokawatoko, Koji Sano 2008-06-17
D565548 Speaker Takahiko Yoshinaga, Takeshi Shimokawatoko, Koji Sano 2008-04-01