Troy, Illinois
United States
13
2012-03-22
The entities that hold a legal rights for patent applications filed by inventor Ferrell Barton G.:
Barton G. Ferrell from Troy, US has applied for patents for these inventions. The list has both pending applications and granted patents:
COST FUNCTION FOR DATA TRANSMISSION
#2 | 2011-06-23Precise absolute time transfer from a satellite system
#3 | 2010-09-02LEO-based positioning system for indoor and stand-alone navigation
#4 | 2010-07-08Local clock frequency calibration using low earth orbit (LEO) satellites
#5 | 2009-12-24Internet hotspots localization using satellite systems
#6 | 2009-12-24Precise absolute time transfer from a satellite system
#7 | 2008-07-17Localized jamming of navigation signals
#8 | 2008-03-13Methods and apparatus for a navigation system with reduced susceptibility to interference and jamming
#9 | 2008-03-06Generalized high performance navigation system
#10 | 2008-01-03Low earth orbit satellite data uplink
#11 | 2008-01-03Low earth orbit satellite providing navigation signals
#12 | 2005-07-21LEO-based positioning system for indoor and stand-alone navigation
#13 | 2005-01-06GPS access system and method
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