A variety of devices could be powered selectively from a single-power source carried on the body via multiple power supply signals at different frequencies, according to the patent abstract.
This innovation is the result of the effort of one single, extremely brilliant entrepreneur and inventor. 
( z1 result :ARG1 ( z2 effort :ARG0 ( z3 and :quant 1 :op ( z4 entrepreneur ) :op ( z5 person :ARG0-of ( z6 invent ) ) :ARG1-of ( z7 single ) :ARG1-of ( z8 brilliant :degree ( z9 extreme ) ) ) ) :ARG1 ( z10 innovate :mod ( z11 this ) ) )