Assignee
TOCCO INC
US53 patents
Top patents by PatentIndex Score
US5250776AOct 5, 1993
Apparatus and method of measuring temperature
TOCCO INC59 citations96
US4855556AAug 8, 1989
Method and apparatus for hardening gears and similar workpieces
TOCCO INC56 citations96
US4675488AJun 23, 1987
Method for hardening gears by induction heating
TOCCO INC105 citations96
US4604510AAug 5, 1986
Method and apparatus for heat treating camshafts
TOCCO INC45 citations94
US4897518AJan 30, 1990
Method of monitoring induction heating cycle
TOCCO INC89 citations93
US5117613AJun 2, 1992
Induction heating and package sealing system and method
TOCCO INC45 citations92
US4894501AJan 16, 1990
Method and apparatus for induction heating of gear teeth
TOCCO INC41 citations92
US4893789AJan 16, 1990
Method and apparatus for hardening cam lobes on a camshaft
TOCCO INC47 citations92
US4855551AAug 8, 1989
Method and apparatus for hardening gears
TOCCO INC41 citations92
US4849594AJul 18, 1989
Method and apparatus for shrink fitting metal liner sleeves into inductor heated engine cylinder bores
TOCCO INC25 citations92
US4785147ANov 15, 1988
System for hardening gears by induction heating
TOCCO INC48 citations92
US4757170AJul 12, 1988
Method and apparatus for induction heating gears and similar workpieces
TOCCO INC32 citations92
US4744836AMay 17, 1988
Method for selectively heating a workpiece subjected to low temperature thermomechanical processing
TOCCO INC26 citations92
US4728761AMar 1, 1988
Method and apparatus for hardening axially spaced cams on a camshaft
TOCCO INC65 citations92
US4637844AJan 20, 1987
Method for heat treating ferrous parts
TOCCO INC35 citations92
US4749833AJun 7, 1988
Induction heating for adhesive bonding
TOCCO INC99 citations91
US4816633AMar 28, 1989
Method of monitoring induction heating cycle
TOCCO INC48 citations90
US5680693AOct 28, 1997
Method of making an inductor
TOCCO INC18 citations89
US5451749ASep 19, 1995
Inductor for inductively heating crank shafts
TOCCO INC33 citations89
US5434389AJul 18, 1995
Device for monitoring current in an induction heating coil
TOCCO INC28 citations89
US6700105B2Mar 2, 2004
Induction heating system and method for internal combustion engine
TOCCO INC23 citations85
US4714809ADec 22, 1987
Method and apparatus for shaping the surfaces of cams on a camshaft
TOCCO INC20 citations78
US5373143ADec 13, 1994
Apparatus and method of measuring temperature
TOCCO INC11 citations74
US5302215AApr 12, 1994
Method and apparatus for selectively heating a workpiece subjected to low temperature thermomechanical processing
TOCCO INC5 citations74
US5157232AOct 20, 1992
Method and apparatus for inductively heating asymmetrically shaped workpieces
TOCCO INC12 citations74
US5009395AApr 23, 1991
Method and apparatus for selectively heating a workpiece subjected to low temperature thermomechanical processing
TOCCO INC10 citations74
US4791259ADec 13, 1988
Method and apparatus for retaining a valve seat insert
TOCCO INC11 citations74
US4715907ADec 29, 1987
Method for heat treating ferrous parts
TOCCO INC12 citations74
US4704252ANov 3, 1987
Isostatic hot forming of powder metal material
TOCCO INC7 citations74
US4675057AJun 23, 1987
Method of heat treating using eddy current temperature determination
TOCCO INC15 citations74
US4549057AOct 22, 1985
Flux concentrator assembly for inductor
TOCCO INC14 citations74
US4867810ASep 19, 1989
Method and apparatus for hardening cam lobes on a camshaft
TOCCO INC18 citations73
US4759808AJul 26, 1988
Method for hardening cam lobes on a camshaft
TOCCO INC16 citations73
US4749834AJun 7, 1988
Method and apparatus of hardening gears by induction heating
TOCCO INC16 citations73
US4673784AJun 16, 1987
Valve seat inductor and method of using same
TOCCO INC13 citations73
US4618125AOct 21, 1986
System for hardening camshafts
TOCCO INC12 citations73
US4592537AJun 3, 1986
Apparatus for heat treating and sizing thin walled articles
TOCCO INC12 citations72
US4535211AAug 13, 1985
Inductor and method of making same
TOCCO INC12 citations72
US5214258AMay 25, 1993
Apparatus and method of ultra rapid annealing by induction heating of thin steel strip
TOCCO INC19 citations71
US5213636AMay 25, 1993
Method and apparatus of quench hardening of gear teeth surfaces
TOCCO INC15 citations71
US4628167ADec 9, 1986
Apparatus for inductively hardneing the interior surface of objects
TOCCO INC17 citations71
US5430426AJul 4, 1995
Transformer
TOCCO INC11 citations70
US4720615AJan 19, 1988
Induction sintering process and apparatus
TOCCO INC10 citations70
US4638418AJan 20, 1987
Power inverter
TOCCO INC12 citations69
US6696675B2Feb 24, 2004
Induction heating system for internal combustion engine
TOCCO INC9 citations66
US4643781AFeb 17, 1987
Method of heat treating valve inserts
TOCCO INC13 citations66
US5938965AAug 17, 1999
Inductor for removing paint from wire hooks
TOCCO INC14 citations65
US4745251AMay 17, 1988
Valve seat inductor
TOCCO INC6 citations62
US4732624AMar 22, 1988
Method for hardening camshafts
TOCCO INC5 citations62
US4659892AApr 21, 1987
Valve seat induction heating apparatus
TOCCO INC6 citations59
Showing the top 50 of 53 patents by PatentIndex Score.