GH

Gary R. Hoffman

AT Advanced Power Technologies: 5 patents #1 of 13Top 8%
EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
IN Inter-Tel: 1 patents #8 of 33Top 25%
Overall (All Time): #276,649 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9482699 Method and apparatus for monitoring high voltage bushings safely Edward S. Kwon, Mikhail Benis 2016-11-01
9018962 Method and apparatus for protecting power transformers from large electro-magnetic disturbances Edward S. Kwon, Hong Cai 2015-04-28
8274769 Apparatus and method for cooling power transformers Jeffrey G. Anderson 2012-09-25
8260472 Cooling system for power transformer Jeffrey G. Anderson 2012-09-04
7417411 Apparatus and method for monitoring tap positions of load tap changer Thomas C. Tennille 2008-08-26
7323852 Sensing load tap changer (LTC) conditions 2008-01-29
6812674 Apparatus and method for testing battery condition 2004-11-02
6798874 System and method for enabling custom telephone features on a PBX system George F. Ohlinger, Joel Donelson 2004-09-28
6714022 Apparatus and method for cooling power transformers 2004-03-30
6459998 Sensing downed power lines 2002-10-01
6222714 Microprocessor based setting group controller for protective relay operations 2001-04-24
4939617 Method and apparatus for monitoring an AC transmission line Walter L. Hinman, Jr. 1990-07-03
4660035 Remote monitoring system 1987-04-21
4608563 Remote monitoring induction telemetering system 1986-08-26
4608564 Apparatus for the remote monitoring of meters and other devices 1986-08-26
4532501 Capacitively coupled machine tool safety system 1985-07-30
4518958 Capacitively coupled machine tool safety having a self-test network William A. Cook, William Miles Pulford 1985-05-21