HJ

Howard W. Johnson

EC Echelon: 7 patents #7 of 75Top 10%
AA Allgon Ab: 2 patents #19 of 82Top 25%
3C 3Com: 2 patents #466 of 1,190Top 40%
Ericsson: 1 patents #5,184 of 9,909Top 55%
AT August Technology: 1 patents #11 of 19Top 60%
AY And Yet: 1 patents #2 of 3Top 70%
RO Rolm: 1 patents #26 of 88Top 30%
Overall (All Time): #302,475 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6392603 Module antenna device Hans-Peter Kurz, Henrik Arwedson 2002-05-21
6342859 Ground extension arrangement for coupling to ground means in an antenna system, and an antenna system and a mobile radio device having such ground arrangement Hans-Peter Kurz 2002-01-29
6075500 Compact antenna means for portable radio communication devices and switch-less antenna connecting means therefor Hans-Peter Kurz 2000-06-13
6031472 Encoding/detection method for digital data transmitter with a signal having multiple levels Martin H. Graham 2000-02-29
5640605 Method and apparatus for synchronized transmission of data between a network adaptor and multiple transmission channels using a shared clocking frequency and multilevel data encoding Sandeep Arvindkumar Patel, J.R. Rivers, William Paul Sherer 1997-06-17
5580163 Focusing light source with flexible mount for multiple light-emitting elements 1996-12-03
5525983 Method and apparatus for implementing a type 8B6T encoder and decoder Sandeep Arvindkumar Patel, J.R. Rivers 1996-06-11
5404127 Power line communication while avoiding determinable interference harmonics Chin-Chen Lee, Philip H. Sutterlin 1995-04-04
5355114 Reconstruction of signals using redundant channels Philip H. Sutterlin, Chin-Chen Lee, Amy O. Hurlbut 1994-10-11
5289476 Transmission mode detection in a modulated communication system Chin-Chen Lee, Amy O. Hurlbut 1994-02-22
5260974 Adaptive carrier detection Chin-Chen Lee, Amy O. Hurlbut 1993-11-09
5257006 Method and apparatus for power line communications Martin H. Graham 1993-10-26
5210518 Apparatus and method for reducing errors in data caused by noise Martin H. Graham, Philip H. Sutterlin, Chin-Chen Lee, Amy O. Hurlbut 1993-05-11
5195098 Binary data error correction using hint signal Philip H. Sutterlin, Amy O. Hurlbut 1993-03-16
5053649 Method and apparatus for high speed phase detection 1991-10-01
4627050 Time division multiplexed computerized branch exchange Michael G. Duncan, Rod G. Sinks, John Edwards, Martin H. Graham, James M. Kasson +1 more 1986-12-02