This page is dedicated to visitors of RF Cafe who have managed one of the crowning achievements of an engineering career - being awarded a patent. If you are listed as the Inventor on a patent and would like to have it listed here, please send me an e-mail with the patent number, and I will be honored to include your invention in the list. Your patent can date back to Thomas Edison's time and it still is welcome. Patent listings are not limited to only those issued by the USPTO. Listings will be placed in numerical order, and the newest addition will be flagged in color.

- U.S. Patent and Trademark Office     - Copyright Resources Page

Patent Number	Details
7,324,797 January 29, 2008	Bragg-Cell Application to High Probability of Intercept Receiver Inventor: Cornell Drentea (Tucson, AZ)
7,280,012 October 9, 2007	Multi-probes as single RF tuning element for RF slide-screw tuners Inventor: Philippe Boulerne
7,139,545 November 21, 2006	Ultra-wideband fully synthesized high-resolution receiver and method Inventor: Cornell Drentea (Tucson, AZ)
7,042,233 May 9, 2006	Harmonic rejection tuner Inventor: Philippe Boulerne
7,009,463 March 7, 2006	Harmonic reflective load-pull tuner Inventor: Philippe Boulerne
6,992,538 January 31, 2006	Interferometric load-pull tuner Inventor: Philippe Boulerne
6,882,310 April 19, 2005	Direct sampling GPS receiver for anti-interference operations Inventor: Cornell Drentea (Tucson, AZ)
6,980,064 December 27, 2005	Slide-Screw tuner with single corrugated slug Inventor: Philippe Boulerne
5,828,730 October 27, 1998	Method and apparatus for recording and managing communications for transcription Inventor Jay Zebryk (Southbridge, MA)
4,975,942 December 4, 1990	Credit/calling card pay telephone method and system employing telephone unit local card-checking and other intelligence cooperative with local personal host computer Inventor Jay Zebryk (Southbridge, MA)