Inventor
TRACY JOHN G
US11 patents
⚠️ This page may combine multiple inventors who share the name “TRACY JOHN G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXIDE ELECTRONICS CORP
3 patentsUS5745356AApr 28, 1998
Independent load sharing of AC power systems connected in parallel
EXIDE ELECTRONICS CORP178 citations98
US4673825AJun 16, 1987
Uninterruptible power supply with isolated bypass winding
EXIDE ELECTRONICS CORP88 citations93
US5745355AApr 28, 1998
Wireless selective tripping of AC power systems connected in parallel
EXIDE ELECTRONICS CORP47 citations92
EATON CORP
3 patentsUS7638899B2Dec 29, 2009
Nested redundant uninterruptible power supply apparatus and methods
EATON CORP68 citations97
US7948778B2May 24, 2011
Self-testing power supply apparatus, methods and computer program products
EATON CORP20 citations91
US7561451B2Jul 14, 2009
Power converter apparatus and methods using a phase reference derived from a DC bus voltage
EATON CORP13 citations81
EATON POWER QUALITY CORP
3 patentsUS7050312B2May 23, 2006
Multi-mode uninterruptible power supplies and methods of operation thereof
EATON POWER QUALITY CORP86 citations96
US7088601B2Aug 8, 2006
Power conversion apparatus and methods using DC bus shifting
EATON POWER QUALITY CORP25 citations91
US7247955B2Jul 24, 2007
PWM power supplies using controlled feedback timing and methods of operating same
EATON POWER QUALITY CORP10 citations76