Inventor · disambiguated record
Alfred G. Johanson
Also filed as: JOHANSON ALFRED G
2 granted patents·190 citations·filing 1991–1991
70Inventor score
Top patents by PatentIndex Score
2 records- 0187US5222076AData communication apparatus and method with low power standby modeNG WILLIAM K Y·Filed 1991·Granted Jun 22, 1993·153 cites·14 claims
- 0253US5103957AProgrammable electronic parking meter with communications interfaceAM PM PARKING SYSTEMS INC·Filed 1991·Granted Apr 14, 1992·37 cites·48 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →