KS

Katsuhiro Sakamoto

SS Sanwa Shutter: 1 patents #17 of 45Top 40%
Overall (All Time): #3,359,121 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7389807 Sheet shutter device Toyohide Nagare, Hideki Tanemura, Atsushi Matsumura, Masahito Goto, Takashi Nagata 2008-06-24