Inventor · disambiguated record
Ivan L. Johnston
Also filed as: JOHNSTON IVAN L
7 granted patents·1 pending application·255 citations·filing 2002–2021
88Inventor score
Top patents by PatentIndex Score
8 records- 0198US10545246B1Global navigation satellite system spoofer identification technique based on carrier to noise ratio signaturesINTERSTATE ELECTRONICS CORP·Filed 2016·Granted Jan 28, 2020·37 cites·39 claims
- 0297US11194053B1Global navigation satellite system spoofer identification technique based on carrier to noise ratio signaturesINTERSTATE ELECTRONICS CORP·Filed 2020·Granted Dec 7, 2021·6 cites·33 claims
- 0396US11733389B1Global navigation satellite system spoofer identification technique based on carrier to noise ratio signaturesINTERSTATE ELECTRONICS CORP·Filed 2021·Granted Aug 22, 2023·3 cites·33 claims
- 0495US6952460B1Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receiversL 3 COMM CORP·Filed 2002·Granted Oct 4, 2005·98 cites·23 claims
- 0591US7292663B1Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receiversL 3 COMM CORP·Filed 2004·Granted Nov 6, 2007·79 cites·21 claims
- 0682US7471744B2Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receiversL 3 COMM CORP·Filed 2007·Granted Dec 30, 2008·13 cites·3 claims
- 0771US7197095B1Inverse fast fourier transform (IFFT) with overlap and addINTERSTATE ELECTRONICS CORP·Filed 2004·Granted Mar 27, 2007·19 cites·4 claims
- 0844US2008025446A1Efficient space-time adaptive processing (stap) filter for global positioning system (gps) receiversL 3 COMM CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →