Assignee
ALUMAX INC
US27 patents
Top patents by PatentIndex Score
US4687042AAug 18, 1987
Method of producing shaped metal parts
ALUMAX INC70 citations96
US4995308AFeb 26, 1991
Roof ventilating apparatus
ALUMAX INC72 citations93
US4718214AJan 12, 1988
Reinforced siding panel
ALUMAX INC76 citations93
US4709746ADec 1, 1987
Process and apparatus for continuous slurry casting
ALUMAX INC38 citations92
US4222841ASep 16, 1980
Hall cell
ALUMAX INC47 citations92
US4771818ASep 20, 1988
Process of shaping a metal alloy product
ALUMAX INC81 citations91
US5022314AJun 11, 1991
Roof ventilating apparatus
ALUMAX INC45 citations89
US4712413ADec 15, 1987
Billet heating process
ALUMAX INC29 citations89
US4569218AFeb 11, 1986
Apparatus and process for producing shaped metal parts
ALUMAX INC64 citations89
US4010935AMar 8, 1977
High efficiency aluminum scrap melter and process therefor
ALUMAX INC47 citations89
US5748750AMay 5, 1998
Method and apparatus for active noise control of high order modes in ducts
ALUMAX INC24 citations87
US4802553AFeb 7, 1989
Aluminum scaffold plank
ALUMAX INC27 citations86
US4607682AAug 26, 1986
Mold for use in metal or metal alloy casting systems
ALUMAX INC24 citations82
US5536296AJul 16, 1996
Process for treating molten aluminum with chlorine gas and sulfur hexafluoride to remove impurities
ALUMAX INC43 citations81
US4674248AJun 23, 1987
Fire resistant dual layer bimetallic door frame
ALUMAX INC48 citations81
US4938052AJul 3, 1990
Can containment apparatus
ALUMAX INC10 citations72
US4706434ANov 17, 1987
Standing seam structure covering system
ALUMAX INC13 citations72
US5035172AJul 30, 1991
Roof ventilating apparatus
ALUMAX INC19 citations70
US4125364ANov 14, 1978
High velocity billet heater
ALUMAX INC18 citations70
US4055334AOct 25, 1977
Recycle burner system
ALUMAX INC17 citations70
US4418435ADec 6, 1983
Carbon butt cleaning apparatus and method
ALUMAX INC21 citations69
US4337228AJun 29, 1982
Process for the production of sulfates
ALUMAX INC8 citations66
US5288372AFeb 22, 1994
Altering a metal body surface
ALUMAX INC7 citations62
US5441364AAug 15, 1995
Splash block
ALUMAX INC17 citations60
US4741142AMay 3, 1988
Slim seam roofing panel
ALUMAX INC7 citations58
US4723334AFeb 9, 1988
Dual directional carbon anode cleaning apparatus
ALUMAX INC9 citations58
US4091652AMay 30, 1978
Apparatus for shaping metal sheets
ALUMAX INC6 citations46