Austin, Texas
United States
4
2015-03-26
The entities that hold a legal rights for patent applications filed by inventor Duffy Michael L.:
Michael L. Duffy from Austin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Soft shutdown for isolated drivers
#2 | 2013-08-06Capacitive isolation receiver circuitry
#3 | 2011-12-01Low power metering using pulse counting
#4 | 2005-01-04Frequency difference detector with hysteresis
1109787 ⎘