Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 136/223
Name: Batteries: thermoelectric and photoelectric > Thermoelectric > Having an evacuated space
Description: Apparatus which includes a sealed space which is at substantially less than atmospheric pressure.

Patents under this class:

Patent Number Title Of Patent Date Issued
7919709 Temperature power generation device and temperature power generation method Apr. 5, 2011
6255579 Method and apparatus for utilizing heat dissipated from an electrical device Jul. 3, 2001
6084173 Method and apparatus for the generation of charged carriers in semiconductor devices Jul. 4, 2000
5949176 Electron heat converter Sep. 7, 1999
5712886 Device for detecting and monitoring perforation of the bottom head of the vessel of a nuclear reactor Jan. 27, 1998
4168716 Solar-powered thermionic-photoelectric laser Sep. 25, 1979
3977909 Solar heat energy conversion system Aug. 31, 1976
3957541 Implantable thermoelectric generator having thermopile compression wires May. 18, 1976
3945854 Long-life thermoelectric generator Mar. 23, 1976

  Recently Added Patents
Apparatus for electrographic printing or copying
Segmentation of a product markup image based on color and color differences
Neurophysiological central auditory processing evaluation system and method
Vertical axis wind turbines
Transcription factor
Cathode material for lithium ion secondary battery and lithium ion secondary battery using it
Polyester resin for toner, electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming met
  Randomly Featured Patents
Active venting apparatus and method for airbag systems
Food heating and cooking receptacle
Laulimalide microtubule stabilizing agents
Catheter with a flexible and pushable shaft
Vulcanized rubber composition
Primerless latex paint with tannin blocking
Method and apparatus for identifying photocatalytic coatings
Method of making a single transistor ferroelectric memory cell with asymmetrical ferroelectric polarization
Topical preparation and method for using same in treating skin disorders in animals
Carboxymethyl hydroxyethyl cellulose as a thickener for drilling mud