Howard W. Johnson
16Patents
14h-index
14Co-inventors
71Inventor score
Filing activity: May 22, 1984 → Oct 27, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5289476A | Transmission mode detection in a modulated communication system | Electricity | 248 | Expired |
| US5355114A | Reconstruction of signals using redundant channels | Electricity | 187 | Expired |
| US5257006A | Method and apparatus for power line communications | Electricity | 181 | Expired |
| US5404127A | Power line communication while avoiding determinable interference harmonics | Electricity | 175 | Expired |
| US5580163A | Focusing light source with flexible mount for multiple light-emitting elements | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5640605A | 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 | Electricity | 76 | Expired |
| US6342859B1 | 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 | Electricity | 66 | Expired |
| US6075500A | Compact antenna means for portable radio communication devices and switch-less antenna connecting means therefor | Electricity | 65 | Expired |
| US5260974A | Adaptive carrier detection | Electricity | 64 | Expired |
| US5210518A | Apparatus and method for reducing errors in data caused by noise | Electricity | 50 | Expired |
| US5525983A | Method and apparatus for implementing a type 8B6T encoder and decoder | Electricity | 36 | Expired |
| US6392603B1 | Module antenna device | Electricity | 36 | Expired |
| US5195098A | Binary data error correction using hint signal | Electricity | 28 | Expired |
| US4627050A | Time division multiplexed computerized branch exchange | Electricity | 20 | Expired |
| US6031472A | Encoding/detection method for digital data transmitter with a signal having multiple levels | Electricity | 14 | Expired |
| US5053649A | Method and apparatus for high speed phase detection | Electricity | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.