MARTINSBURG, W.Va. — A Martinsburg man convicted of multiple sex offenses has received the maximum sentence under the law. On Thursday, Paul Edward Ritenour, Jr., 54, of Martinsburg was sentenced to the maximum sentence under the law according to Berkeley County Prosecuting Attorney Joseph Kinser. Kinser tells The Panhandle News Network that amounts to “an indeterminate sentence of 355-1040 years.” In April, Ritenour was convicted on two dozen s…