Assignee
BUTLER MFG
7 patents
Top patents by PatentIndex Score
US4194333AMar 25, 1980
Attachment for mounting concrete wall panels on a building
BUTLER MFG75 citations93
US4172345AOct 30, 1979
Insulation bags
BUTLER MFG40 citations92
US4189262AFeb 19, 1980
Apparatus and method for handling dry bulk materials in a hopper-type container using air agitation
BUTLER MFG44 citations90
US4194325AMar 25, 1980
Gutter system for skylights or the like
BUTLER MFG29 citations70
US4199674AApr 22, 1980
Weld head control and guidance system
BUTLER MFG8 citations58
US4195586AApr 1, 1980
Knock-down starting platform for a roof seaming machine
BUTLER MFG2 citations57
US4179962ADec 25, 1979
Combined flying cutoff and punch
BUTLER MFG6 citations55