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Class Information
Number: 307/111
Name: Electrical transmission or interconnection systems > Nonresponsive-to-frequency-change systems
Description: Subject matter which is nonresponsive to frequency changes.

Patents under this class:

Patent Number Title Of Patent Date Issued
6191963 Charge pump with no diode drop at output stage Feb. 20, 2001
6009713 Appendage, hand and foot cooling apparatus Jan. 4, 2000
5656874 High-frequency component and high-frequency circuit Aug. 12, 1997
5552647 Position-sensing device for power distribution switch Sep. 3, 1996
4860148 Semiconductor integrated circuit device with a protective circuit Aug. 22, 1989
3943428 DC to DC Voltage converter Mar. 9, 1976

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