Inventor
HASAN SYED RIAZ-UL
US4 patents
Patents
4 patentsUS5555780ASep 17, 1996
Roofing washer-dispensing and fastener-driving machine
ILLINOIS TOOL WORKS24 citations91
US5445297AAug 29, 1995
Roofing washer-dispenser
ILLINOIS TOOL WORKS23 citations91
US5413444AMay 9, 1995
Self-drilling fastener
ILLINOIS TOOL WORKS42 citations91
US5584415ADec 17, 1996
Roofing washer-dispensing and fastener-driving machine
ILLINOIS TOOL WORKS13 citations80