Solon, Ohio
United States
16
2020-10-29
The entities that hold a legal rights for patent applications filed by inventor Luo Lifeng:
Lifeng Luo from Solon, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Welding system and method of welding
#2 | 2019-06-27High reliability modular welding power supply system
#3 | 2018-05-03Welding system and method of welding
#4 | 2018-03-15System and method for real-time computation and reporting of welding machine performance and metrics
#5 | 2015-01-15Welding system and method of welding
#6 | 2013-05-09System and method for real-time computation and reporting of welding machine performance and metrics
#7 | 2013-05-09Dynamic power factor correction and dynamic control for converter in power supply
#8 | 2013-05-09SYSTEM AND METHOD FOR REAL-TIME ADJUSTMENT AND OPERATION OF COOLING FAN IN WELDING OR CUTTING SYSTEM
#9 | 2012-12-06Power source for electric arc welding
#10 | 2010-09-23Modified phase shifted gate drive
#11 | 2008-06-26Power source for plasma device
#12 | 2006-09-28Three stage power source for electric ARC welding
#13 | 2006-08-10Modular power source for electric ARC welding and output chopper
#14 | 2006-01-19Power source for electric arc welding
#15 | 2005-07-07Power source for plasma device
#16 | 2005-01-13Power source with saturable reactor
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