YH

Yoshikazu Hamada

YK Ykk: 3 patents #4 of 50Top 8%
📍 Toyama, JP: #18 of 203 inventorsTop 9%
Overall (2011): #31,691 of 364,097Top 9%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D651130 Slider for slide fastener Yohei Miyazaki 2011-12-27
7870650 Slide fastener slider Keiichi Keyaki 2011-01-18
7866012 Slider for double-sided slide fastener with automatic locking device Keiichi Keyaki, Koji Yamagishi 2011-01-11