Inventor
BLAIR CHARLES F
US6 patents
Patents
6 patentsUS6700351B2Mar 2, 2004
Modular uninterruptible power supply battery management
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US7453235B2Nov 18, 2008
Modular uninterruptible power supply
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US10439431B2Oct 8, 2019
Method to reduce inrush currents in a transformer-less rectifier uninterruptible power supply system
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US9915687B2Mar 13, 2018
Real current meter
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US10404094B2Sep 3, 2019
System and method for power sharing in a multiple UPS system
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US10340733B2Jul 2, 2019
3-wire transformer-free UPS system and method of control to reduce common mode current
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