Assignee
PICKERING & CO INC
US·16 granted patents·175 citations·filing 1975–1983
Top patents by PatentIndex Score
16 records- 0187USD266244SCollapsible headsetPICKERING & CO INC·Filed 1979·Granted Sep 21, 1982·21 cites·1 claims
- 0284US4445103ARotary differential transformer with constant amplitude and variable phase outputPICKERING & CO INC·Filed 1983·Granted Apr 24, 1984·27 cites·8 claims
- 0381US4345230AMultiple rotary variable differential transformer on common shaft with leakage flux compensationPICKERING & CO INC·Filed 1981·Granted Aug 17, 1982·26 cites·6 claims
- 0472US4347491ARotary variable differential transformer with substantially linear outputPICKERING & CO INC·Filed 1981·Granted Aug 31, 1982·18 cites·7 claims
- 0572US4113266APlayback stylus for phonograph record stamperPICKERING & CO INC·Filed 1977·Granted Sep 12, 1978·16 cites·4 claims
- 0667US4113267ADouble stylus assembly for phonograph record stamper playbackPICKERING & CO INC·Filed 1977·Granted Sep 12, 1978·14 cites·3 claims
- 0765US4437019ALinear differential transformer with constant amplitude and variable phase outputPICKERING & CO INC·Filed 1983·Granted Mar 13, 1984·15 cites·12 claims
- 0854US4251807AMiniature buzzerPICKERING & CO INC·Filed 1979·Granted Feb 17, 1981·13 cites·3 claims
- 0944US4153257ARecord stamper playback turntablePICKERING & CO INC·Filed 1977·Granted May 8, 1979·5 cites·6 claims
- 1043US4409588AMiniature sounder with multi-part tuned cavitiesPICKERING & CO INC·Filed 1981·Granted Oct 11, 1983·9 cites·5 claims
- 1142US3964751APhonograph cartridge replaceable stylus assemblyPICKERING & CO INC·Filed 1975·Granted Jun 22, 1976·6 cites·4 claims
- 1233USD278147SPhonograph cartridgePICKERING & CO INC·Filed 1983·Granted Mar 26, 1985·1 cites·1 claims
- 1332US4129305APhonograph turntable electro-thermal cueing controlPICKERING & CO INC·Filed 1977·Granted Dec 12, 1978·2 cites·3 claims
- 1432US3948529APhonograph turntable anti-skating devicePICKERING & CO INC·Filed 1975·Granted Apr 6, 1976·2 cites·2 claims
- 1522US4509159AAluminum-aluminum oxide stylus armPICKERING & CO INC·Filed 1982·Granted Apr 2, 1985·0 cites·4 claims
- 1616US4140321APhonograph cartridge replaceable stylus assemblyPICKERING & CO INC·Filed 1978·Granted Feb 20, 1979·0 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →