Patents

[1]
P. L. Chapman et al., “Apparatus and method for controlling DC-AC power conversion,” US Patent 9,806,628, Oct. 31, 2017
[1]
P. L. Chapman, B. T. Kuhn, R. S. Balog, J. W. Kimball, P. T. Krein, and A. Gray, “Apparatus for converting direct current to alternating current using multiple converters,” US Patent 9,722,504, Aug. 01, 2017
[1]
P. L. Chapman et al., “Apparatus and method for controlling DC-AC power conversion,” US Patent 9,225,256, Dec. 29, 2015
[1]
P. L. Chapman, B. T. Kuhn, R. S. Balog, J. W. Kimball, P. T. Krein, and A. Gray, “Apparatus for converting direct current to alternating current using a frequency converter,” US Patent 9,093,919, Jul. 28, 2015
[1]
K. Kepley and J. W. Kimball, “Bi-directional DC/DC converter and battery testing apparatus with converter,” US Patent 8,929,099, Jan. 06, 2015
[1]
P. L. Chapman et al., “Apparatus and method for controlling DC-AC power conversion,” US Patent 8,482,947, Jul. 09, 2013
[1]
J. W. Kimball, P. T. Krein, and N. D. Benavides, “Modular system for unattended energy generation and storage,” US Patent 8,350,411, Jan. 08, 2013
[1]
P. L. Chapman, B. T. Kuhn, R. S. Balog, J. W. Kimball, P. T. Krein, and A. Gray, “Apparatus for converting direct current to alternating current using an active filter to reduce double-frequency ripple power of bus waveform,” US Patent 8,279,642, Oct. 02, 2012
[1]
J. W. Kimball, P. T. Krein, and N. D. Benavides, “Modular System for Unattended Energy Generation and Storage,” US Patent 7,994,657, Aug. 09, 2011
[1]
J. W. Kimball, P. T. Krein, and N. D. Benavides, “Apparatus and method for controlling a power supply,” US Patent 7,982,434, Jul. 19, 2011
[1]
J. W. Kimball and P. T. Krein, “Ripple correlation control based on limited sampling,” US Patent 7,681,090, Mar. 16, 2010
[1]
J. W. Kimball, P. T. Krein, and N. D. Benavides, “Apparatus, system, and method for controlling multiple power supplies,” US Patent 7,663,342, Feb. 16, 2010
[1]
P. L. Chapman, P. T. Krein, J. W. Kimball, and T. L. Flowers, “Method and Apparatus for Starting Power Converters,” US Patent 7,078,883, Jul. 18, 2006
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