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Brevets

Référencé par

Brevet citant Date de dépôt Date de délivrance Cessionnaire d'origine Titre
US407410111 févr. 197614 févr. 1978Matsushita Electric Industrial Co., Ltd.Induction heating apparatus using a pair of inversely parallel connected gate-controlled switching devices
US409250912 mai 197530 mai 1978Induction heating appliance circuit that produces relatively high frequency signals directly from a relatively low frequency AC power input
US409251015 oct. 197630 mai 1978Matsushita Electric Industrial Co., LimitedMultiple-load induction heating cooking apparatus with means for eliminating interference between two or more commutation circuits
US41122874 nov. 19765 sept. 1978White-Westinghouse CorporationCentral oscillator for induction range using triac burner controls
US41156769 févr. 197719 sept. 1978Tokyo Shibaura Electric Co., Ltd.Induction heating apparatus
US411567718 janv. 197819 sept. 1978Tokyo Shibaura Electric Co., Ltd.Induction heating apparatus
US412976722 juil. 197712 déc. 1978Matsushita Electric Industrial Company, LimitedInduction heating apparatus having timing means responsive to temporary removal of cooking implement
US41479106 juin 19773 avr. 1979Matsushita Electric Industrial Co., Ltd.Power adjustment with variable frequency and duty-cycle control for induction heating apparatus
US416922226 juil. 197725 sept. 1979Rangaire CorporationInduction cook-top system and control
US43084431 mai 197929 déc. 1981Rangaire CorporationInduction cook-top with improved touch control
US432027322 janv. 197916 mars 1982Matsushita Electric Industrial Company, LimitedApparatus for heating an electrically conductive cooking utensil by magnetic induction
US445306823 févr. 19815 juin 1984Rangaire CorporationInduction cook-top system and control
US454227329 déc. 198317 sept. 1985Tokyo Shibaura Denki Kabushiki KaishaCircuit for inductive heating apparatus with multiple high frequency energy sources
US456473311 août 198314 janv. 1986Whirlpool CorporationCurrent limiting control circuit for induction range
US482562517 déc. 19862 mai 1989International Paper CompanySealing method and apparatus for high capacity aseptic form, fill, and seal machines
US494546726 févr. 198831 juil. 1990Black & Decker Inc.Multiple-mode voltage converter
US527271912 déc. 199121 déc. 1993Inductotherm Corp.Plural output power supply for induction holding and melting furnaces
US54882144 mai 199530 janv. 1996E.G.O. Elektro-Gerate Blanc u. FischerInductive cooking point heating system
US607803329 mai 199820 juin 2000Pillar Industries, Inc.Multi-zone induction heating system with bidirectional switching network
US625243312 mai 199926 juin 2001Southwest Research InstituteSingle event upset immune comparator
US631043915 mars 199930 oct. 2001Lutron Electronics Company, Inc.Distributed parallel semiconductor device spaced for improved thermal distribution and having reduced power dissipation
US692754628 avr. 20039 août 2005Colorado vNet, LLCLoad control system and method
US74173841 août 200526 août 2008Colorado Vnet, LLCLoad control system and method
USRE3346723 janv. 19894 déc. 1990International Paper CompanyInduction sealing of paperboard