Inventor · disambiguated record
Ralph S. Jacobson
Also filed as: JACOBSON RALPH S · JACOBSON RALPH SPENCER
7 granted patents·96 citations·filing 1976–1987
86Inventor score
Top patents by PatentIndex Score
7 records- 0178US4792253ABinder ring having slip-on folio stopsJACOBSON RALPH S·Filed 1987·Granted Dec 20, 1988·31 cites·3 claims
- 0277US4033244AScrew and screw driverJACOBSON RALPH SPENCER·Filed 1976·Granted Jul 5, 1977·22 cites·7 claims
- 0353US4698051APlastic bag opening deviceJACOBSON RALPH S·Filed 1986·Granted Oct 6, 1987·15 cites·2 claims
- 0445US4601690APlastic bag opening device utilizing disposable multilayer adhesive stripsJACOBSON RALPH S·Filed 1984·Granted Jul 22, 1986·10 cites·5 claims
- 0541US4091708AScrewJACOBSON RALPH SPENCER·Filed 1977·Granted May 30, 1978·6 cites·10 claims
- 0638US4424729AAccessory for screw driverJACOBSON RALPH S·Filed 1981·Granted Jan 10, 1984·8 cites·7 claims
- 0732US4094350AScrew driverJACOBSON RALPH SPENCER·Filed 1977·Granted Jun 13, 1978·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →