Inventor · disambiguated record

Robert M. Landgraf

Also filed as: LANDGRAF ROBERT M

2 granted patents·10 citations·filing 1981–1988

54Inventor score

Technology areasG01R

Files withHEWLETT PACKARD CO2

Top patents by PatentIndex Score

2 records

0135US4529930AProgrammable delay for digitizer circuitsHEWLETT PACKARD CO·Filed 1981·Granted Jul 16, 1985·7 cites·8 claims
0219US4823077AChannel-gain-vernier-tracking trigger hysteresis for an oscilloscopeHEWLETT PACKARD CO·Filed 1988·Granted Apr 18, 1989·3 cites·1 claims

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