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Class Information
Number: 250/250
Name: Radiant energy > Radio and microwave absorption wavemeters
Description: Subject matter which includes sensing means responsive to electromagnetic radiation including a variable electrical member or variable radiation control member having a pointer and an associated scale calibrated in frequency or wavelength units and indicating means responsive to the sensing means to note the maximum energy detected by the sensing means whereby the scale and pointer indicate the wavelength or frequency of the radiation detected.

Patents under this class:

Patent Number Title Of Patent Date Issued
8598558 Sensor device for the spectrally resolved capture of valuable documents and a corresponding method Dec. 3, 2013
8405031 Terahertz wave generator Mar. 26, 2013
7987068 Explosive device countermeasures Jul. 26, 2011
7894652 Prompt gamma correction for non-standard isotopes in a PET scanner Feb. 22, 2011
7723708 Optical semiconductor device in which an electromagnetic wave is generated in a region of an applied electric field May. 25, 2010
7655929 Ion beam measuring method and ion implanting apparatus Feb. 2, 2010
7579845 Methods and systems for the rapid detection of concealed objects Aug. 25, 2009
7512511 Improvised explosive device countermeasures Mar. 31, 2009
7468509 Electrical interconnection structure for diverse signals Dec. 23, 2008
7417440 Methods and systems for the rapid detection of concealed objects Aug. 26, 2008
7415401 Method for constructing 3-D geologic models by combining multiple frequency passbands Aug. 19, 2008
7402794 Radiometer imaging system and method thereof Jul. 22, 2008
7354504 Dielectric profile controlled microwave sterilization system Apr. 8, 2008
7314842 Substituted barium titanate and barium strontium titanate ferroelectric compositions Jan. 1, 2008
7221139 Multi-channel radiometer imaging system May. 22, 2007
7199570 Multi-channel radiometer imaging system Apr. 3, 2007
7196325 Glow discharge and photoionizaiton source Mar. 27, 2007
7112791 Method of inspecting pattern and inspecting instrument Sep. 26, 2006
7102755 Method for determining power of modulated signals from a frequency transformed interferogram Sep. 5, 2006
7094721 Substituted barium titanate and barium strontium titanate ferroelectric compositions Aug. 22, 2006
7088086 Multi-channel radiometer imaging system Aug. 8, 2006
6974959 Flat storage element for an X-ray image Dec. 13, 2005
6916755 Substituted barium titanate and barium strontium titanate ferroelectric compositions Jul. 12, 2005
6784419 Electromagnetic wave absorber Aug. 31, 2004
6781114 Radiographic camera Aug. 24, 2004
6686599 Ion production device for ion beam irradiation apparatus Feb. 3, 2004
6555830 Suppression of emission noise for microcolumn applications in electron beam inspection Apr. 29, 2003
6498016 Rapid method for enzyme-linked immunosorbent assay Dec. 24, 2002
6477217 Target for neutron scattering installation Nov. 5, 2002
6414318 Electronic circuit Jul. 2, 2002
6407540 Switched attenuator diode microwave power sensor Jun. 18, 2002
6329649 Mm-wave/IR monolithically integrated focal plane array Dec. 11, 2001
6242740 Imaging system functioning on submillimeter waves Jun. 5, 2001
RE36615 Use of vanadium oxide in microbolometer sensors Mar. 14, 2000
5574961 Phase-separated material (U) Nov. 12, 1996
5506415 Method and apparatus for counting photons in a single-mode, coherent microwave field Apr. 9, 1996
5450053 Use of vanadium oxide in microbolometer sensors Sep. 12, 1995
5438191 Photomultiplier Aug. 1, 1995
4974945 Optical modulator Dec. 4, 1990
4818872 Integrated charge neutralization and imaging system Apr. 4, 1989
4580441 Diesel smoke meter Apr. 8, 1986
4338595 Microwave leakage detector Jul. 6, 1982
4070621 Antenna with electro-optical modulator Jan. 24, 1978
4001695 Automatic deviation analysis meter Jan. 4, 1977
3932795 Servo control positioning apparatus including a standing wave detector Jan. 13, 1976

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