Maisons Laffitte
France
4
2013-12-26
The entities that hold a legal rights for patent applications filed by inventor De Sousa Luis:
Luis De Sousa from Maisons Laffitte, FR has applied for patents for these inventions. The list has both pending applications and granted patents:
Combined electric device for powering and charging
#2 | 2011-09-29Circuit for measuring the effective current of a signal to be monitored
#3 | 2011-09-15Combined electric device for powering and charging
#4 | 2010-12-16VOLTAGE STEP-UP CIRCUIT
583702 ⎘