Inventor · disambiguated record
David N. Gershberg
Also filed as: GERSHBERG DAVID N
4 granted patents·130 citations·filing 1974–1981
79Inventor score
Files withE SYSTEMS INC4
Top patents by PatentIndex Score
4 records- 0189US4286260ARanging quadrature doppler microwave intrusion alarm systemE SYSTEMS INC·Filed 1979·Granted Aug 25, 1981·59 cites·19 claims
- 0281US3947834ADoppler perimeter intrusion alarm system using a leaky waveguideE SYSTEMS INC·Filed 1974·Granted Mar 30, 1976·42 cites·28 claims
- 0366US4417157ARadio frequency switch for coupling an RF source to a loadE SYSTEMS INC·Filed 1981·Granted Nov 22, 1983·24 cites·20 claims
- 0429US4115781ARadiation enhancement deviceE SYSTEMS INC·Filed 1977·Granted Sep 19, 1978·5 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →