COMSTREAM CORP has a total of 38 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, Australia and Brazil. Its main competitors in its focus markets basic communication technologies, digital networks and telecommunications are SHANGHAI NAT ENG RES CT OF DIGITAL TELEVISION CO LTD, TIMI TECHNOLOGIES CO LTD and STELMA INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Australia | 3 | |
#3 | Brazil | 3 | |
#4 | Canada | 3 | |
#5 | Poland | 3 | |
#6 | WIPO (World Intellectual Property Organization) | 3 | |
#7 | China | 2 | |
#8 | Czechia | 2 | |
#9 | EPO (European Patent Office) | 2 | |
#10 | Hungary | 2 | |
#11 | Norway | 2 | |
#12 | New Zealand | 2 | |
#13 | Republic of Korea | 1 | |
#14 | Russian Federation | 1 |
# | Industry | |
---|---|---|
#1 | Basic communication technologies | |
#2 | Digital networks | |
#3 | Telecommunications | |
#4 | Audio-visual technology | |
#5 | Computer technology | |
#6 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Goldenberg Yoav | 23 |
#2 | Gurantz Itzhak | 16 |
#3 | Gur Shimon | 10 |
#4 | Raghavan Sree A | 10 |
#5 | Tzukerman Shimon | 7 |
#6 | Esserman James N | 4 |
#7 | Esserman James Neil | 4 |
#8 | Raghavan Sreenivasa A | 3 |
#9 | Hebron Yoav | 3 |
#10 | Blake Stephen A | 2 |
Publication | Filing date | Title |
---|---|---|
US5528633A | Tuner with quadrature downconverter for pulse amplitude modulated data applications | |
BR9305935A | Digitally controlled phase switch | |
US5438590A | Transmitting and receiving apparatus and method including punctured convolutional encoding and decoding | |
US5550869A | Demodulator for consumer uses | |
US5521499A | Signal controlled phase shifter | |
US5272661A | Finite field parallel multiplier | |
US5379243A | Method and apparatus for performing finite field division | |
US5325401A | L-band tuner with quadrature downconverter for PSK data applications | |
US5319649A | Transmission systems and decoders therefor | |
US4837786A | Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keying |