CD RADIO INC has a total of 31 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States, Canada and China. Its main competitors in its focus markets telecommunications, digital networks and audio-visual technology are LEGGAT JAMES B D, BROADCAST TECH PARTNERS and SIRIUS SATELLITE RADIO INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 6 | |
#3 | China | 3 | |
#4 | Australia | 2 | |
#5 | Japan | 2 | |
#6 | Mexico | 2 | |
#7 | WIPO (World Intellectual Property Organization) | 2 | |
#8 | Brazil | 1 | |
#9 | EPO (European Patent Office) | 1 | |
#10 | India | 1 | |
#11 | Republic of Korea | 1 | |
#12 | Norway | 1 |
# | Industry | |
---|---|---|
#1 | Telecommunications | |
#2 | Digital networks | |
#3 | Audio-visual technology | |
#4 | Environmental technology |
# | Name | Total Patents |
---|---|---|
#1 | Briskman Robert D | 24 |
#2 | Nelson Robert A | 3 |
#3 | Robert D Bliskman | 2 |
#4 | Lieberman Daniel | 2 |
#5 | Nelson Robert D Briskman Rober | 1 |
#6 | Robert A Nelson | 1 |
#7 | Medeiros Paul | 1 |
#8 | Seavey John M | 1 |
#9 | Briskman Robert David | 1 |
Publication | Filing date | Title |
---|---|---|
US6023616A | Satellite broadcast receiver system | |
US5794138A | Satellite broadcast system receiver | |
US5864579A | Digital radio satellite and terrestrial ubiquitous broadcasting system using spread spectrum modulation | |
US5745839A | Satellite multiple access system with distortion cancellation and compression compensation | |
US5592471A | Mobile radio receivers using time diversity to avoid service outages in multichannel broadcast transmission systems | |
US5485485A | Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites and hemispherical coverage antennas | |
CN1096910A | Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites | |
KR970007605B1 | Radio frequency broadcasting systems | |
US5278863A | Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites |