Inventor · disambiguated record
John Hanford Spears
Also filed as: SPEARS JOHN · SPEARS JOHN H · SPEARS JOHN HANFORD
16 granted patents·646 citations·filing 1995–2016
95Inventor score
Top patents by PatentIndex Score
16 records- 0198US8957742B2Methods for tuning an adaptive impedance matching network with a look-up tableBLACKBERRY LTD·Filed 2013·Granted Feb 17, 2015·59 cites·12 claims
- 0297US9698758B2Methods for tuning an adaptive impedance matching network with a look-up tableBLACKBERRY LTD·Filed 2015·Granted Jul 4, 2017·22 cites·20 claims
- 0397US8674783B2Methods for tuning an adaptive impedance matching network with a look-up tableRESEARCH IN MOTION RF INC·Filed 2013·Granted Mar 18, 2014·55 cites·18 claims
- 0497US8421548B2Methods for tuning an adaptive impedance matching network with a look-up tableSPEARS JOHN H·Filed 2011·Granted Apr 16, 2013·72 cites·15 claims
- 0597US8072285B2Methods for tuning an adaptive impedance matching network with a look-up tableSPEARS JOHN H·Filed 2008·Granted Dec 6, 2011·104 cites·12 claims
- 0696US8860525B2Method and apparatus for managing interference in a communication deviceMANSSEN KEITH·Filed 2011·Granted Oct 14, 2014·52 cites·19 claims
- 0794US8948889B2Methods and apparatus for tuning circuit components of a communication deviceMANSSEN KEITH·Filed 2012·Granted Feb 3, 2015·37 cites·32 claims
- 0894US8860526B2Method and apparatus for managing interference in a communication deviceMANSSEN KEITH·Filed 2011·Granted Oct 14, 2014·18 cites·18 claims
- 0990US5740525AMethod and apparatus for temperature compensation of a reference oscillator in a communication deviceMOTOROLA INC·Filed 1996·Granted Apr 14, 1998·83 cites·12 claims
- 1088US9450637B2Method and apparatus for managing interference in a communication deviceBLACKBERRY LTD·Filed 2014·Granted Sep 20, 2016·6 cites·20 claims
- 1186US8395459B2Methods for tuning an adaptive impedance matching network with a look-up tableSPEARS JOHN H·Filed 2012·Granted Mar 12, 2013·6 cites·20 claims
- 1283US5588041ACellular speakerphone and method of operation thereofMOTOROLA INC·Filed 1995·Granted Dec 24, 1996·124 cites·15 claims
- 1382US9941922B2Method and apparatus for managing interference in a communication deviceBLACKBERRY LTD·Filed 2016·Granted Apr 10, 2018·2 cites·20 claims
- 1481US9671765B2Methods and apparatus for tuning circuit components of a communication deviceBLACKBERRY LTD·Filed 2015·Granted Jun 6, 2017·4 cites·20 claims
- 1575US9564944B2Method and apparatus for managing interference in a communication deviceBLACKBERRY LTD·Filed 2014·Granted Feb 7, 2017·2 cites·20 claims
- 1647US7777369B2Apparatus, system and methods for enabling linearity improvement in voltage controlled variable capacitorsPARATEK MICROWAVE INC·Filed 2007·Granted Aug 17, 2010·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →