RFSTREAM CORP has a total of 23 patent applications. Its first patent ever was published in 2002. It filed its patents most often in United States, China and EPO (European Patent Office). Its main competitors in its focus markets basic communication technologies, audio-visual technology and telecommunications are TONGUE BEN H, AVAGO TECHNOLOGIES WIRELESS IP and STANDARD ELECTRONICS CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | China | 4 | |
#3 | EPO (European Patent Office) | 3 | |
#4 | WIPO (World Intellectual Property Organization) | 3 | |
#5 | Australia | 2 |
# | Industry | |
---|---|---|
#1 | Basic communication technologies | |
#2 | Audio-visual technology | |
#3 | Telecommunications | |
#4 | Computer technology | |
#5 | Control |
# | Technology | |
---|---|---|
#1 | Tuning resonant circuits | |
#2 | Resonators | |
#3 | Demodulation | |
#4 | Amplifiers | |
#5 | Television | |
#6 | Transmission | |
#7 | Casings and printed circuits | |
#8 | Systems for regulating electrical variables | |
#9 | Automatic control of oscillations | |
#10 | Static stores |
# | Name | Total Patents |
---|---|---|
#1 | Kamata Takatsugu | 19 |
#2 | Utsunomiya Kimitake | 9 |
#3 | Okui Kazunori | 9 |
#4 | Ogasawara Hiroshi | 3 |
#5 | Takatsuga Kamata | 2 |
#6 | Fujii Keiichi | 2 |
#7 | Li Christopher | 2 |
#8 | Kurita Hideyuki | 1 |
#9 | Kazunori Okui | 1 |
#10 | Takatsugu Kamata | 1 |
Publication | Filing date | Title |
---|---|---|
CN101138160A | Wideband tuning circuit | |
WO2006099119A2 | An integrated circuit layout for a television tuner | |
CN101138153A | Radio frequency inductive-capacitive filter circuit topology | |
US2006214723A1 | MOSFET temperature compensation current source | |
US2005250246A1 | Method and apparatus for shielding integrated circuits | |
US7102465B2 | Frequency discrete LC filter bank | |
US7359693B2 | Enclosure and substrate structure for a tuner module | |
US6940365B2 | Methods and apparatus for an improved discrete LC filter | |
US7333155B2 | Quadratic video demodulation with baseband nyquist filter | |
EP1438841A2 | Monolithic integrated circuit for a television receiver | |
US7199844B2 | Quadratic nyquist slope filter |