Inventor · disambiguated record
Howard W. Johnson
Also filed as: JOHNSON HOWARD · JOHNSON HOWARD W · JOHNSON HOWARD WILLIAM · JOHNSON II HOWARD W
16 granted patents·1,852 citations·filing 1984–2000
96Inventor score
Top patents by PatentIndex Score
16 records- 0198US5580163AFocusing light source with flexible mount for multiple light-emitting elementsAUGUST TECHNOLOGY CORP·Filed 1994·Granted Dec 3, 1996·173 cites·20 claims
- 0297US5257006AMethod and apparatus for power line communicationsECHELON CORP·Filed 1990·Granted Oct 26, 1993·237 cites·4 claims
- 0395US5355114AReconstruction of signals using redundant channelsECHELON CORP·Filed 1994·Granted Oct 11, 1994·207 cites·7 claims
- 0495US5289476ATransmission mode detection in a modulated communication systemECHELON CORP·Filed 1991·Granted Feb 22, 1994·333 cites·20 claims
- 0592US5404127APower line communication while avoiding determinable interference harmonicsECHELON CORP·Filed 1993·Granted Apr 4, 1995·212 cites·10 claims
- 0689US6342859B1Ground extension arrangement for coupling to ground means in an antenna system, and an antenna system and a mobile radio device having such ground arrangementALLGON AB·Filed 1999·Granted Jan 29, 2002·113 cites·26 claims
- 0789US5210518AApparatus and method for reducing errors in data caused by noiseECHELON CORP·Filed 1991·Granted May 11, 1993·67 cites·2 claims
- 0885US6075500ACompact antenna means for portable radio communication devices and switch-less antenna connecting means thereforALLGON AB·Filed 1996·Granted Jun 13, 2000·87 cites·18 claims
- 0984US6392603B1Module antenna deviceERICSSON TELEFON AB L M·Filed 2000·Granted May 21, 2002·62 cites·9 claims
- 1084US5525983AMethod and apparatus for implementing a type 8B6T encoder and decoder3COM CORP·Filed 1994·Granted Jun 11, 1996·56 cites·16 claims
- 1183US5260974AAdaptive carrier detectionECHELON CORP·Filed 1991·Granted Nov 9, 1993·78 cites·11 claims
- 1281US5640605AMethod and apparatus for synchronized transmission of data between a network adaptor and multiple transmission channels using a shared clocking frequency and multilevel data encoding3COM CORP·Filed 1994·Granted Jun 17, 1997·111 cites·18 claims
- 1371US4627050ATime division multiplexed computerized branch exchangeROLM CORP·Filed 1984·Granted Dec 2, 1986·29 cites·16 claims
- 1469US5053649AMethod and apparatus for high speed phase detectionULTRA NETWORK TECHNOLOGIES·Filed 1990·Granted Oct 1, 1991·23 cites·18 claims
- 1567US6031472AEncoding/detection method for digital data transmitter with a signal having multiple levelsAND YET INC·Filed 1998·Granted Feb 29, 2000·27 cites·5 claims
- 1666US5195098ABinary data error correction using hint signalECHELON CORP·Filed 1991·Granted Mar 16, 1993·37 cites·12 claims
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