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Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

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Assignee: Hi-Z Technology, Inc.


Location: San Diego, CA
No. of patents: 8

NumberTitleIssue Date
7935882Self powered electric generating food heater
A self-powered food heater. The food heater includes a burner with an electric fuel pump and an electric blower, a fire box, a water tank and electronic controls. The food heater also includes a set of thermoelectric modules compressed against a heat transfer surfac...
05/03/2011
7649138Thermoelectric device with surface conforming heat conductor
A quickly attachable electric generator device for producing electric power from surfaces of hot or cold pipes. The invention provides a thermoelectric unit which includes a pedestal comprised of a material with high thermal conductivity on which a thermoelectric mo...
01/19/2010
7400050Quantum well thermoelectric power source
A quantum well thermoelectric module providing very high conversion of heat energy in to electrical energy. In prefered embodiments the module provides electric power for monitoring, measuring or detecting any of a variety of things (such as temperature, smoke, othe...
07/15/2008
7342170Thermoelectric module with Si/SiC and BC/BC super-lattice legs
A super-lattice thermoelectric device. The device is comprised of p-legs and n-legs, each leg being comprised of a large number of very thin alternating layers of two materials with differing electron band gaps. The n-legs in the device are comprised of alternating ...
03/11/2008
7038234Thermoelectric module with Si/SiGe and B4C/B9C super-lattice legs
A super-lattice thermoelectric device. The device includes p-legs and n-legs, each leg having a large number of alternating layers of two materials with differing electron band gaps. The n-legs in the device are comprised of alternating layers of silicon and silicon...
05/02/2006
7012554Thermoelectric vehicle tracking device
A tracking device for tracking a vehicle in which a radio transmitter is powered by heat energy of the exhaust system of an engine propelling the vehicle. A thermoelectric module is attached to a hot portion of the exhaust system. Electrical power generated by the t...
03/14/2006
6914343Thermoelectric power from environmental temperature cycles
An electric generator system for producing electric power from the environmental temperature changes such as occur during a normal summer day on Earth or Mars. In a preferred embodiment a phase-change mass is provided which partially or completely freezes during the...
07/05/2005
6828579Thermoelectric device with Si/SiC superlattice N-legs
A superlattice thermoelectric device. The device includes p-legs and n-legs, each leg includes a large number of at least two different very thin alternating layers of elements. The n-legs in the device includes alternating layers of silicon and silicon carbide. In ...
12/07/2004
 
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