Ambrell's Technology Patents

Patent #	Author	Synopsis	Product Family
8269532	Paull, Ian A.	Constant phase angle control for frequency agile power switching systems	EASYHEAT
8283985	Paull, Ian A.	Automatic frequency compensation for pulse width modulated RF level control	EKOHEAT
7906997	Paull, Ian A.	Constant phase angle control for frequency agile power switching systems	EASYHEAT
7995362	Fenton, David L.,Paull, et. al.	High voltage full bridge circuit and method for operating the same	EASYHEAT
7787268	Fenton, David L.,Paull, et. al.	Power switching system to increase induction heating to a load from available AC mains power
7829827	Richard Rosenbloom et al	Radio frequency (RF) induction cooking food heater
7804045	Richard Rosenbloom et al	A portable food heater, comprising: a generally cylindrical housing having an opening formed in a top portion of the housing for receiving food...
7626463	Paull	Automatic Frequency compensation for pulse width modulation RF level control	EKOHEAT
7551011	Paull	Constant phase angle control for frequency agile power switching systems	EASYHEAT
7489530	Paull	High voltage full bridge circuit and method for operating the same	EASYHEAT
6861629	Dahake, et. al.	Induction furnace for heating a workpiece in an inert atmosphere or vacuum
6730894	Thompson, et. al.	Resonant frequency tracking system and method for use in a radio frequency (RF) power supply
6664881	Thompson, et. al.	Efficient, low leakage inductance, multi-tap, RF transformer and method of making same
6521874	Thompson, et. al.	RF power supply
6359267	Wilcox, et. al.	Induction heating system
6348679	Ryan, et. al.	RF active compositions for use in adhesion, bonding and coating
6316756	Thompson, et. al.	Resonant frequency tracking system and method for use in a radio frequency (RF) power supply
9167631	Paull, Ian A.	Power system component protection system for use with an induction heating system	EASYHEAT \| EKOHEAT
9554423	Paull, Ian A.	Induction heating system	EKOHEAT
9439246	Paull, Ian A.	Dynamic power balancing among multiple induction heater power units	EKOHEAT
6271508	Thompson, et. al.	System and method for providing RF power to a load
6255635	Thompson, et. al.	System and method for providing RF power to a load
6157258	Adishian, et. al.	High frequency power amplifier
6072362	Lincoln	System for enabling a full-bridge switch-mode amplifier to recover all reactive energy
6995345	Gorbold	Electrode apparatus for stray field radio frequency heating
6812445	Gorbold	Electrode apparatus for stray field radio frequency heating
6649888	Ryan, et. al.	Radio frequency (RF) heating system
6617557	Ryan, et. al.	Apparatus for RF active compositions used in adhesion, bonding, and coating
6600142	Ryan, et. al.	RF active compositions for use in adhesion, bonding and coating
9000335	Rosenbloom, et. al.	Food heater
8803047	Stratford, et. al.	Induction heating systems and methods for producing an object having a varying hardness along the length of the object
8481893	Rosenbloom, et. al.	Portable food heater
8331115	Fenton, et. al.	Power switching system to increase induction heating to a load from available AC mains power
6141227	Sheikh , et al.	Power supply with reduced second harmonic
	Davies	Induction Heating Coil
	Davies	Driving Apparatus

Ambrell Patents

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