Inventor
ZIMMERMAN MELVIN M
US11 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMAN MELVIN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUPERIOR WALLS OF AMERICA LTD
5 patentsUS5055252AOct 8, 1991
Method of constructing an integrated concrete wall structure
SUPERIOR WALLS OF AMERICA LTD73 citations94
US4934121AJun 19, 1990
Integrated reinforced concrete wall structure
SUPERIOR WALLS OF AMERICA LTD58 citations94
US4751803AJun 21, 1988
Prefabricated concrete wall structure
SUPERIOR WALLS OF AMERICA LTD75 citations94
US5656194AAug 12, 1997
Assembly jig for prefabricated concrete walls
SUPERIOR WALLS OF AMERICA LTD46 citations91
US4605529AAug 12, 1986
Method of constructing a prefabricated concrete wall structure
SUPERIOR WALLS OF AMERICA LTD37 citations91
SWA HOLDING COMPANY INC
4 patentsUS6494004B1Dec 17, 2002
Self jigging concrete wall structure and method of construction
SWA HOLDING COMPANY INC34 citations91
US7530203B1May 12, 2009
Pre-cast concrete wall with truss ledge
SWA HOLDING COMPANY INC22 citations85
US7980843B2Jul 19, 2011
Concrete dispensing apparatus for pre-cast concrete forms
SWA HOLDING COMPANY INC6 citations57
US7736048B2Jun 15, 2010
Segmented auger for a concrete dispensing apparatus
SWA HOLDING COMPANY INC2 citations57