Inventor
KHATTAB MOHAMED A
CA20 patents
⚠️ This page may combine multiple inventors who share the name “KHATTAB MOHAMED A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAT STEEL CAR LTD
17 patentsUS6505564B2Jan 14, 2003
Well car with cross member
NAT STEEL CAR LTD31 citations96
US4802420AFeb 7, 1989
Centre beam railroad car
NAT STEEL CAR LTD55 citations95
US6877226B2Apr 12, 2005
Well car with cross member and method
NAT STEEL CAR LTD16 citations92
US6446561B1Sep 10, 2002
Autorack railcar structure
NAT STEEL CAR LTD33 citations92
US6205932B1Mar 27, 2001
Autorack railcar structure
NAT STEEL CAR LTD33 citations92
US6138579AOct 31, 2000
Autorack railcar adjustable decking structure and method
NAT STEEL CAR LTD21 citations92
US7703397B2Apr 27, 2010
Rail road hopper car fittings and method of operation
NAT STEEL CAR LTD14 citations91
US10214224B2Feb 26, 2019
Rail road hopper car
NAT STEEL CAR LTD5 citations84
US9272717B2Mar 1, 2016
Rail road hopper car ridge fittings
NAT STEEL CAR LTD7 citations82
US7497171B2Mar 3, 2009
Well car with cross member
NAT STEEL CAR LTD6 citations73
US4784548ANov 15, 1988
Double-stacked freight car
NAT STEEL CAR LTD14 citations73
US6920829B2Jul 26, 2005
Dropped deck center beam rail road car
NAT STEEL CAR LTD10 citations72
US7025003B2Apr 11, 2006
Dropped deck center beam rail road car with shallow center sill
NAT STEEL CAR LTD7 citations71
US8047140B2Nov 1, 2011
Rail road hopper car structure
NAT STEEL CAR LTD2 citations63
USRE39777EAug 21, 2007
Dropped deck center beam rail road car structure
NAT STEEL CAR LTD5 citations63
US7866267B2Jan 11, 2011
Well car with cross member
NAT STEEL CAR LTD2 citations62
US7334528B2Feb 26, 2008
Well car with cross member
NAT STEEL CAR LTD2 citations62