Schleifer; Fred F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schleifer; Fred F..The latest application filed is for "tracking system and methods thereof".

Company Profile

0.11.6

Schleifer; Fred F. - Prior Lake MN
Schleifer; Fred F. - Elk Mound WI
Schleifer; Fred F. - Grand Chute WI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Tracking system and methods thereof Grant 8,279,062 - Burneske , et al. October 2, 2	2012-10-02
Tracking system and methods thereof Grant 7,626,499 - Burneske , et al. December 1, 2	2009-12-01
Tracking System And Methods Thereof App 20090015399 - Burneske; Gregory W. ; et al.	2009-01-15
Power supply having voltage blocking clamp Grant 7,339,805 - Hemminger , et al. March 4, 2	2008-03-04
Power supply having voltage blocking clamp App 20070115022 - Hemminger; Rodney C. ; et al.	2007-05-24
Apparatus for metering at least one type of electrical power over a predetermined range of service voltages Grant 7,180,282 - Schleifer February 20, 2	2007-02-20
Tracking system and methods thereof App 20070013512 - Burneske; Gregory W. ; et al.	2007-01-18
Tracking system and methods thereof Grant 7,106,189 - Burneske , et al. September 12, 2	2006-09-12
Tracking system and methods thereof App 20050242947 - Burneske, Gregory W. ; et al.	2005-11-03
Apparatus for metering at least one type of electrical power over a predetermined range of service voltages Grant 6,940,268 - Hemminger , et al. September 6, 2	2005-09-06
Apparatus for metering at least one type of electrical power over a predetermined range of service voltages App 20040105206 - Schleifer, Fred F.	2004-06-03
Apparatus for metering at least one type of electrical power over a predetermined range of service voltages App 20040021456 - Hemminger, Rodney C. ; et al.	2004-02-05
Apparatus for metering at least one type of electrical power over a predetermined range of service voltages Grant 6,229,295 - Hemminger , et al. May 8, 2	2001-05-08
Electrical energy meter for 3-wire delta service Grant 6,097,182 - Hemminger , et al. August 1, 2	2000-08-01
Universal electronic energy meter for use with 4-wire standard services Grant 5,903,145 - Hemminger , et al. May 11, 1	1999-05-11
Switching power supply for use in an electronic energy meter having a wide range of input voltages Grant 5,621,629 - Hemminger , et al. April 15, 1	1997-04-15
Switching power supply having voltage blocking clamp Grant 5,457,621 - Munday , et al. October 10, 1	1995-10-10

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