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Class Information
Number: 250/316.1
Name: Radiant energy > With infrared or thermal pattern recording
Description: Subject matter having a surface responsive to an infrared or heat pattern and a recording means which may be the responsive surface or a separate means responsive to the surface whose response outlasts its exposure to the pattern.


Sub-classes under this class:

Class Number Class Name Patents
250/317.1 Thermal copying of documents 74


Patents under this class:
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Patent Number Title Of Patent Date Issued
7292719 System and method for imaging Nov. 6, 2007
7018714 Near-infrared absorption film Mar. 28, 2006
7009179 Method and apparatus for displaying image by producing polarization inversion in ferroelectric member and producing contrast in contrast production member Mar. 7, 2006
6824961 Heat developing method and heat developing apparatus Nov. 30, 2004
6819798 Spectral drift and correction technique for hyperspectral imaging systems Nov. 16, 2004
6815679 Reversible thermal recording material and method of recording image on reversible thermal recording material Nov. 9, 2004
6757412 System and method for helping to determine the condition of tissue Jun. 29, 2004
6756591 Method and device for photothermal imaging tiny particles immersed in a given medium Jun. 29, 2004
6539342 Sorting objects based on physical characteristics Mar. 25, 2003
6479821 Thermally induced phase switch for laser thermal processing Nov. 12, 2002
6442419 Infrared 3D scanning system Aug. 27, 2002
6340815 Heat mode sensitive imaging element for making positive working printing plates Jan. 22, 2002
6336044 Reliable body fat measurement in self-service health parameter Measuring system Jan. 1, 2002
6175676 Fiber optic sensor and method of use thereof to determine carbon content of molten steel contained in a basic oxygen furnace Jan. 16, 2001
6136503 Imaging cylinder containing heat sensitive thiosulfate polymer and methods of use Oct. 24, 2000
5985514 Imaging member containing heat sensitive thiosulfate polymer and methods of use Nov. 16, 1999
5873982 Method and apparatus of discriminating coal species Feb. 23, 1999
5846622 Heat-expandable solid pattern forming sheet Dec. 8, 1998
5822222 Multi-wavelength imaging pyrometer Oct. 13, 1998
5614340 Migration imaging, optionally with dyes or pigments to effect bleaching Mar. 25, 1997
5565287 Migration imaging with dyes or pigments to effect bleaching Oct. 15, 1996
5497001 Flash tube devices Mar. 5, 1996
5473726 Audio and amplitude modulated photo data collection for speech recognition Dec. 5, 1995
5448065 Image recording method Sep. 5, 1995
5448066 Lubrication system for thermally-imaged films Sep. 5, 1995
5434032 Infrared imaging methods and systems Jul. 18, 1995
5414262 Imaging device and method for developing, duplicating and printing graphic media May. 9, 1995
5391872 Image recording apparatus using repeatedly usable recording medium Feb. 21, 1995
5334836 Imaging device having a passive compliant card scanner and a validation sensor Aug. 2, 1994
5321263 Recording target Jun. 14, 1994
5311017 Imaging device and method for developing, duplicating and printing graphic media May. 10, 1994
5227265 Migration imaging system Jul. 13, 1993
5191214 Method of manufacturing design carrier Mar. 2, 1993
5182188 Method of developing a self-developing resist Jan. 26, 1993
5166523 Device for burning in light-sensitive layers in the production of printing forms Nov. 24, 1992
5151595 Imaging device and method for developing, duplicating and printing graphic media Sep. 29, 1992
5101106 Resonant technique and apparatus for thermal capacitor screening Mar. 31, 1992
5095316 Method for recording a multi-color image on a thermal recording material Mar. 10, 1992
5064743 Thermal transfer recording medium Nov. 12, 1991
5053789 Optically-switched thermal printhead system Oct. 1, 1991
5045866 Image printing device Sep. 3, 1991
5045697 Directly image printing or form cylinder, and method of imaging Sep. 3, 1991
4959663 Image recording device Sep. 25, 1990
4891517 Heat sensitive copying machine Jan. 2, 1990
4861992 Testing of thermal imagers Aug. 29, 1989
4841154 Thermal copying apparatus Jun. 20, 1989
4825074 Image recording apparatus Apr. 25, 1989
4751528 Platen arrangement for hot melt ink jet apparatus Jun. 14, 1988
4634293 Battlefield environment thermal analyzer Jan. 6, 1987
4577103 Method and apparatus for high speed, sustained recording of infrared laser beam patterns Mar. 18, 1986

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