Inventor · disambiguated record

Ronald P. Johnson

Also filed as: JOHNSON RONALD P

2 granted patents·34 citations·filing 1976–1992

60Inventor score

Technology areasA01G G01P

Files withSAFETRAN TRAFFIC SYSTEMS INC1 SINGER CO1

Top patents by PatentIndex Score

2 records

0161US5455768ASystem for determining vehicle speed and presenceSAFETRAN TRAFFIC SYSTEMS INC·Filed 1992·Granted Oct 3, 1995·30 cites·10 claims
0221US4031507ATraffic controller, electromechanical sequencer for a traffic controllerSINGER CO·Filed 1976·Granted Jun 21, 1977·4 cites·15 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →