Inventor · disambiguated record
D. Frederic Proctor
Also filed as: PROCTOR D FREDERIC
3 granted patents·42 citations·filing 1976–1980
71Inventor score
Technology areasH04M
Top patents by PatentIndex Score
3 records- 0164US4367376AElectronic telephone ringer including anti-bell tap provisionsPROCTOR & ASSOCIATES CO·Filed 1980·Granted Jan 4, 1983·20 cites·22 claims
- 0262US4126771ATelephone line lifting apparatusPROCTOR & ASSOC CO·Filed 1977·Granted Nov 21, 1978·12 cites·19 claims
- 0358US4099031AMethod and apparatus for automatically identifying an individual calling party on a multiparty telephone linePROCTOR & ASSOC CO·Filed 1976·Granted Jul 4, 1978·10 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →