High Quality Content by WIKIPEDIA articles! NTP, Inc. is a Virginia-based patent holding company founded in 1992 by the late inventor Thomas J. Campana Jr. and Donald E. Stout. The company`s primary asset is a portfolio of 50 US patents and additional pending US and international patent applications. These patents and patent applications disclose inventions in the fields of wireless email and RF Antenna design. The named inventors include Andrew Andros and Thomas Campana. About half of the US patents were originally assigned to Telefind Corporation, a Florida-based company (now out of business) partly owned by Campana.