SS

Shuichiro Shimada

SC Shigematsu Works Co.: 2 patents #4 of 16Top 25%
Overall (All Time): #2,139,723 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D602154 Whole face covering mask Kenichi Ono 2009-10-13
7086400 Mask Nobuo Shigematsu, Kenichi Ono 2006-08-08