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Class Information
Number: D13/101
Name: Equipment for production, distribution, or transformation of energy > Energy conversion or transformation
Description: Design for power source or device that alters the form or quality of power.

Sub-classes under this class:

Class Number Class Name Patents
D13/107 Battery charger 723
D13/103 Battery or casing therefor (1) 1,024
D13/118 Element or attachment 155
D13/112 Generator, motor or casing therefor 208
D13/117 Inductor (e.g., coil, etc.) 35
D13/102 Solar unit or component thereof 416
D13/110 Transformer, rectifier or casing therefor (3) 958

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
D696185 Cogeneration unit Dec. 24, 2013
D680059 Fuel cartridge Apr. 16, 2013
D678834 Tuning fork type piezoelectric resonator device Mar. 26, 2013
D678835 Tuning-fork type piezoelectric resonator device Mar. 26, 2013
D677618 Fuel cell system body Mar. 12, 2013
D673901 Economizer for petroleum Jan. 8, 2013
D673497 Fuel cartridge Jan. 1, 2013
D670238 Gas discharge plasma-disc Nov. 6, 2012
D668211 Segmented electroplating anode and anode segment Oct. 2, 2012
D650324 Electricity generator Dec. 13, 2011
D642118 Fuel cell Jul. 26, 2011
D640971 VCSEL array and mounting support Jul. 5, 2011
D640189 Photoelectric energy transducing apparatus Jun. 21, 2011
D620432 Photoelectric energy transducing apparatus Jul. 27, 2010
D615488 Photoelectric energy transducing apparatus May. 11, 2010
D610986 Photoelectric energy transducing apparatus Mar. 2, 2010
D605584 Photoelectric conversion element Dec. 8, 2009
D604693 Photoelectric conversion element Nov. 24, 2009
D602859 Thermal energy storage module Oct. 27, 2009
D590766 Portable fuel cell system Apr. 21, 2009
D590767 Portable fuel cell system with removable power adaptor Apr. 21, 2009
D578062 Electroacoustic transducer Oct. 7, 2008
D574767 Fuel cell system fuel container and dispenser Aug. 12, 2008
D570281 Device housing Jun. 3, 2008
D563865 Actuator Mar. 11, 2008
D556128 Optical transmission conversion device Nov. 27, 2007
D552538 Optical transmission conversion device Oct. 9, 2007
D552028 Energy converter purifier Oct. 2, 2007
D550617 Power supply Sep. 11, 2007
D546274 Electroacoustic transducer Jul. 10, 2007
D546275 Electroacoustic transducer Jul. 10, 2007
D540251 Interfacial adapter Apr. 10, 2007
D530662 Energy production unit Oct. 24, 2006
D523806 Light source system Jun. 27, 2006
D520940 Piezo electric resonator May. 16, 2006
D517474 Laser cabinet Mar. 21, 2006
D516500 Piezo electric resonator Mar. 7, 2006
D509180 Laser head Sep. 6, 2005
D502446 Rotating laser Mar. 1, 2005
D496330 Integral actuator with hollowed out force transfer member Sep. 21, 2004
D494923 Integral force transfer member Aug. 24, 2004
D493416 Integral actuator with force transfer member Jul. 27, 2004
D493417 Folded back arm actuator Jul. 27, 2004
D493135 Integral actuator with folded back arms and hollowed out force transfer member Jul. 20, 2004
D489319 Piezoelectric sensor May. 4, 2004
D489038 Photoelectric conversion device Apr. 27, 2004
D488773 Photoelectric conversion device Apr. 20, 2004
D488125 Photoelectric conversion device Apr. 6, 2004
D487723 Photoelectric conversion device Mar. 23, 2004
D483011 Photoelectric conversion device Dec. 2, 2003

1 2

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