PATENTS
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U.S. PATENT NO.
TITLE
3,932,876
SHORT END-FIRE CIRCULARLY POLARIZED ANTENNA
3,940,772
CIRCULARLY-POLARIZED, BROADSIDE FIRING TETRAHELICAL ANTENNA
4,011,567
CIRCULARLY-POLARIZED, BROADSIDE FIRING, MULTIHELICAL ANTENNA
4,590,479
BROADCAST ANTENNA SYSTEM WITH HIGH POWER AURAL/VISUAL SELF-DIPLEXING CAPABILITY
5,504,495
FIELD CONVERTIBLE NTSC/HDTV BROADCAST ANTENNAS
7,295,254
SMART AND ACTIVE ANTENNA ARRAY FOR PORTABLE AND MOBILE TELEVISION RECEPTION
(Application)
20050124304
TV & FM TRANSMITTING SYSTEM EARLY WARNING MONITOR