Assignee
TOCCO INC
US·53 granted patents·1,367 citations·filing 1984–2002
Top patents by PatentIndex Score
53 records- 0198US4675488AMethod for hardening gears by induction heatingTOCCO INC·Filed 1986·Granted Jun 23, 1987·105 cites·42 claims
- 0297US4855556AMethod and apparatus for hardening gears and similar workpiecesTOCCO INC·Filed 1988·Granted Aug 8, 1989·56 cites·3 claims
- 0396US4785147ASystem for hardening gears by induction heatingTOCCO INC·Filed 1987·Granted Nov 15, 1988·48 cites·7 claims
- 0495US4893789AMethod and apparatus for hardening cam lobes on a camshaftTOCCO INC·Filed 1988·Granted Jan 16, 1990·47 cites·19 claims
- 0595US4728761AMethod and apparatus for hardening axially spaced cams on a camshaftTOCCO INC·Filed 1986·Granted Mar 1, 1988·65 cites·54 claims
- 0694US4894501AMethod and apparatus for induction heating of gear teethTOCCO INC·Filed 1989·Granted Jan 16, 1990·41 cites·47 claims
- 0794US4855551AMethod and apparatus for hardening gearsTOCCO INC·Filed 1988·Granted Aug 8, 1989·41 cites·10 claims
- 0894US4604510AMethod and apparatus for heat treating camshaftsTOCCO INC·Filed 1985·Granted Aug 5, 1986·45 cites·26 claims
- 0992US4897518AMethod of monitoring induction heating cycleTOCCO INC·Filed 1988·Granted Jan 30, 1990·89 cites·15 claims
- 1092US4757170AMethod and apparatus for induction heating gears and similar workpiecesTOCCO INC·Filed 1987·Granted Jul 12, 1988·32 cites·54 claims
- 1191US4749833AInduction heating for adhesive bondingTOCCO INC·Filed 1987·Granted Jun 7, 1988·99 cites·22 claims
- 1288US5250776AApparatus and method of measuring temperatureTOCCO INC·Filed 1991·Granted Oct 5, 1993·59 cites·22 claims
- 1383US4816633AMethod of monitoring induction heating cycleTOCCO INC·Filed 1987·Granted Mar 28, 1989·48 cites·3 claims
- 1483US4637844AMethod for heat treating ferrous partsTOCCO INC·Filed 1985·Granted Jan 20, 1987·35 cites·6 claims
- 1582US4714809AMethod and apparatus for shaping the surfaces of cams on a camshaftTOCCO INC·Filed 1986·Granted Dec 22, 1987·20 cites·30 claims
- 1681US5117613AInduction heating and package sealing system and methodTOCCO INC·Filed 1991·Granted Jun 2, 1992·45 cites·22 claims
- 1781US4744836AMethod for selectively heating a workpiece subjected to low temperature thermomechanical processingTOCCO INC·Filed 1987·Granted May 17, 1988·26 cites·17 claims
- 1880US4867810AMethod and apparatus for hardening cam lobes on a camshaftTOCCO INC·Filed 1988·Granted Sep 19, 1989·18 cites·18 claims
- 1978US4749834AMethod and apparatus of hardening gears by induction heatingTOCCO INC·Filed 1987·Granted Jun 7, 1988·16 cites·5 claims
- 2076US4759808AMethod for hardening cam lobes on a camshaftTOCCO INC·Filed 1986·Granted Jul 26, 1988·16 cites·9 claims
- 2176US4675057AMethod of heat treating using eddy current temperature determinationTOCCO INC·Filed 1986·Granted Jun 23, 1987·15 cites·9 claims
- 2275US6700105B2Induction heating system and method for internal combustion engineTOCCO INC·Filed 2002·Granted Mar 2, 2004·23 cites·17 claims
- 2375US5451749AInductor for inductively heating crank shaftsTOCCO INC·Filed 1993·Granted Sep 19, 1995·33 cites·70 claims
- 2475US5214258AApparatus and method of ultra rapid annealing by induction heating of thin steel stripTOCCO INC·Filed 1991·Granted May 25, 1993·19 cites·63 claims
- 2570US4849594AMethod and apparatus for shrink fitting metal liner sleeves into inductor heated engine cylinder boresTOCCO INC·Filed 1988·Granted Jul 18, 1989·25 cites·51 claims
- 2668US5434389ADevice for monitoring current in an induction heating coilTOCCO INC·Filed 1993·Granted Jul 18, 1995·28 cites·22 claims
- 2768US4592537AApparatus for heat treating and sizing thin walled articlesTOCCO INC·Filed 1985·Granted Jun 3, 1986·12 cites·6 claims
- 2867US4618125ASystem for hardening camshaftsTOCCO INC·Filed 1985·Granted Oct 21, 1986·12 cites·6 claims
- 2964US5009395AMethod and apparatus for selectively heating a workpiece subjected to low temperature thermomechanical processingTOCCO INC·Filed 1988·Granted Apr 23, 1991·10 cites·10 claims
- 3064US4643781AMethod of heat treating valve insertsTOCCO INC·Filed 1985·Granted Feb 17, 1987·13 cites·1 claims
- 3160US4715907AMethod for heat treating ferrous partsTOCCO INC·Filed 1986·Granted Dec 29, 1987·12 cites·3 claims
- 3259US4628167AApparatus for inductively hardneing the interior surface of objectsTOCCO INC·Filed 1985·Granted Dec 9, 1986·17 cites·16 claims
- 3358US6696675B2Induction heating system for internal combustion engineTOCCO INC·Filed 2001·Granted Feb 24, 2004·9 cites·27 claims
- 3458US5213636AMethod and apparatus of quench hardening of gear teeth surfacesTOCCO INC·Filed 1991·Granted May 25, 1993·15 cites·14 claims
- 3556US5680693AMethod of making an inductorTOCCO INC·Filed 1995·Granted Oct 28, 1997·18 cites·6 claims
- 3656US5157232AMethod and apparatus for inductively heating asymmetrically shaped workpiecesTOCCO INC·Filed 1990·Granted Oct 20, 1992·12 cites·27 claims
- 3753US4673784AValve seat inductor and method of using sameTOCCO INC·Filed 1986·Granted Jun 16, 1987·13 cites·16 claims
- 3853US4549057AFlux concentrator assembly for inductorTOCCO INC·Filed 1984·Granted Oct 22, 1985·14 cites·8 claims
- 3951US5373143AApparatus and method of measuring temperatureTOCCO INC·Filed 1993·Granted Dec 13, 1994·11 cites·51 claims
- 4051US4535211AInductor and method of making sameTOCCO INC·Filed 1984·Granted Aug 13, 1985·12 cites·14 claims
- 4149US5430426ATransformerTOCCO INC·Filed 1993·Granted Jul 4, 1995·11 cites·27 claims
- 4249US4791259AMethod and apparatus for retaining a valve seat insertTOCCO INC·Filed 1987·Granted Dec 13, 1988·11 cites·28 claims
- 4348US5938965AInductor for removing paint from wire hooksTOCCO INC·Filed 1998·Granted Aug 17, 1999·14 cites·23 claims
- 4447US5302215AMethod and apparatus for selectively heating a workpiece subjected to low temperature thermomechanical processingTOCCO INC·Filed 1991·Granted Apr 12, 1994·5 cites·6 claims
- 4544US4720615AInduction sintering process and apparatusTOCCO INC·Filed 1985·Granted Jan 19, 1988·10 cites·23 claims
- 4643US4638418APower inverterTOCCO INC·Filed 1985·Granted Jan 20, 1987·12 cites·11 claims
- 4739US4704252AIsostatic hot forming of powder metal materialTOCCO INC·Filed 1986·Granted Nov 3, 1987·7 cites·16 claims
- 4837US4732624AMethod for hardening camshaftsTOCCO INC·Filed 1986·Granted Mar 22, 1988·5 cites·5 claims
- 4937US4659892AValve seat induction heating apparatusTOCCO INC·Filed 1985·Granted Apr 21, 1987·6 cites·19 claims
- 5036US4745251AValve seat inductorTOCCO INC·Filed 1987·Granted May 17, 1988·6 cites·1 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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