Inventor · disambiguated record
Randal K. Douglas
Also filed as: DOUGLAS RANDAL K · DOUGLAS RANDAL KIRK
6 granted patents·91 citations·filing 2001–2009
83Inventor score
Files withAEROSPACE CORP6
Top patents by PatentIndex Score
6 records- 0178US6587761B2Unambiguous integer cycle attitude determination methodAEROSPACE CORP·Filed 2001·Granted Jul 1, 2003·43 cites·10 claims
- 0276US6914931B2Spread spectrum receiver kalman filter residual estimator methodAEROSPACE CORP·Filed 2001·Granted Jul 5, 2005·29 cites·16 claims
- 0373US7944997B2GPS M-code receiver tracking systemAEROSPACE CORP·Filed 2009·Granted May 17, 2011·5 cites·6 claims
- 0464US8027413B2Ultratight coupling prefilter detection blockAEROSPACE CORP·Filed 2007·Granted Sep 27, 2011·8 cites·19 claims
- 0553US7680221B2Ultratight navigation observation lock detectorAEROSPACE CORP·Filed 2006·Granted Mar 16, 2010·4 cites·18 claims
- 0651US7899109B2GPS m-code receiver tracking systemAEROSPACE CORP·Filed 2006·Granted Mar 1, 2011·2 cites·15 claims
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