Inventor · disambiguated record
Alan Hofer
Also filed as: HOFER ALAN
15 granted patents·519 citations·filing 1975–1995
94Inventor score
Top patents by PatentIndex Score
15 records- 0187USD266244SCollapsible headsetPICKERING & CO INC·Filed 1979·Granted Sep 21, 1982·21 cites·1 claims
- 0286US5054079ABone conduction microphone with mounting meansSTANTON MAGNETICS·Filed 1990·Granted Oct 1, 1991·106 cites·10 claims
- 0385US4006318AInertial microphone systemDYNA MAGNETIC DEVICES INC·Filed 1975·Granted Feb 1, 1977·62 cites·6 claims
- 0482US4315112ASpeakerHOFER ALAN·Filed 1979·Granted Feb 9, 1982·46 cites·6 claims
- 0577US5345509ATransducer with ear canal pickupSTANTON MAGNETICS·Filed 1992·Granted Sep 6, 1994·65 cites·12 claims
- 0673US5555554AVented headset speakerSTANTON MAGNETICS·Filed 1995·Granted Sep 10, 1996·63 cites·9 claims
- 0766US4949806AHeadset for underwater useSTANTON MAGNETICS·Filed 1988·Granted Aug 21, 1990·38 cites·6 claims
- 0862US4843628AInertial microphone/receiver with extended frequency responseSTANTON MAGNETICS·Filed 1986·Granted Jun 27, 1989·35 cites·7 claims
- 0958US5163093AMicrophone mounting for a person's neckSTANTON MAGNETICS·Filed 1990·Granted Nov 10, 1992·33 cites·15 claims
- 1054US4251807AMiniature buzzerPICKERING & CO INC·Filed 1979·Granted Feb 17, 1981·13 cites·3 claims
- 1147US4413253AMiniature sounder with double tuned cavityHOFER ALAN·Filed 1981·Granted Nov 1, 1983·14 cites·4 claims
- 1246US4498188AElectronic stethoscope for monitoring the operation of a prosthetic valve implanted in a patient's heartSTANTON MAGNETICS·Filed 1983·Granted Feb 5, 1985·13 cites·4 claims
- 1343US4409588AMiniature sounder with multi-part tuned cavitiesPICKERING & CO INC·Filed 1981·Granted Oct 11, 1983·9 cites·5 claims
- 1433USD278147SPhonograph cartridgePICKERING & CO INC·Filed 1983·Granted Mar 26, 1985·1 cites·1 claims
- 1522US4509159AAluminum-aluminum oxide stylus armPICKERING & CO INC·Filed 1982·Granted Apr 2, 1985·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →