Inventor · disambiguated record
David F. Freeman
Also filed as: FREEMAN DAVID · FREEMAN DAVID F
10 granted patents·205 citations·filing 1990–2006
91Inventor score
Top patents by PatentIndex Score
10 records- 0180US6408185B1Method and system for modeling a radio communications networkVERIZON LAB INC·Filed 2000·Granted Jun 18, 2002·30 cites·38 claims
- 0276US7050812B2Methods and techniques in channel assignment in a cellular networkVERIZON LAB INC·Filed 2004·Granted May 23, 2006·18 cites·18 claims
- 0374US7469144B2Method and apparatus for network planningVERIZON LAB INC·Filed 2006·Granted Dec 23, 2008·4 cites·9 claims
- 0470US7668708B2Method and apparatus for network planningVERIZON LAB INC·Filed 2006·Granted Feb 23, 2010·3 cites·4 claims
- 0569US6871073B1Methods and techniques in channel assignment in a cellular networkVERIZON LAB INC·Filed 1999·Granted Mar 22, 2005·46 cites·15 claims
- 0666US7386317B2Methods and techniques in channel assignment in a cellular networkVERIZON LAB INC·Filed 2006·Granted Jun 10, 2008·2 cites·4 claims
- 0758US7171210B2Method and apparatus for network planningVERIZON LAB INC·Filed 2000·Granted Jan 30, 2007·4 cites·14 claims
- 0857US6456848B1Assigning cellular channels to locked and unlocked cellsVERIZON LAB INC·Filed 1999·Granted Sep 24, 2002·36 cites·24 claims
- 0954US6639904B1Method and system for adapting a channel assignment plan to include shared frequency channelsVERIZON LAB INC·Filed 1999·Granted Oct 28, 2003·33 cites·25 claims
- 1051US5103431AApparatus for detecting sonar signals embedded in noiseGTE GOVERNMENT SYST·Filed 1990·Granted Apr 7, 1992·29 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →