Inventor · disambiguated record
Charles J. Marik
Also filed as: MARIK CHARLES J
8 granted patents·133 citations·filing 1974–1987
87Inventor score
Top patents by PatentIndex Score
8 records- 0189US4903329AClamping circuit for a PLL tuning systemMOTOROLA INC·Filed 1987·Granted Feb 20, 1990·73 cites·5 claims
- 0273US4774476ALinearized differential amplifierMOTOROLA INC·Filed 1987·Granted Sep 27, 1988·20 cites·1 claims
- 0352US4733200AControlled feedback path voltage controlled oscillatorMOTOROLA INC·Filed 1986·Granted Mar 22, 1988·13 cites·16 claims
- 0445US4736166AAttenuation circuitMOTOROLA INC·Filed 1987·Granted Apr 5, 1988·10 cites·17 claims
- 0544US4278839ATangent function generator for AM stereoMOTOROLA INC·Filed 1979·Granted Jul 14, 1981·6 cites·7 claims
- 0636US4580284APilot tone cancelling circuit for AM stereo decoderMOTOROLA INC·Filed 1984·Granted Apr 1, 1986·4 cites·2 claims
- 0733US3968516AAutomatic gain control circuitQUASAR ELECTRONICS CORP·Filed 1974·Granted Jul 6, 1976·4 cites·12 claims
- 0831US4631745AAnalog divider with minimal phase distortionMOTOROLA INC·Filed 1985·Granted Dec 23, 1986·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →