| Patents for H03J 1 - Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general (3,665) |
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| 08/09/1977 | US4041422 Fine tuning assembly for preset tuner |
| 08/09/1977 | US4041402 Channel selection and indicating system |
| 08/09/1977 | US4041401 Channel indicating apparatus |
| 08/09/1977 | US4040719 Frequency indicator for receiving devices |
| 08/02/1977 | US4039956 Electronic indicator |
| 08/02/1977 | US4039255 Color display device with dye and synthetic oil solution |
| 07/26/1977 | US4037482 Accurate UHF television tuning system and method of fabricating same |
| 06/21/1977 | US4031334 Apparatus for magnetic recording and/or reproducing of signals received by one or more signal receiving devices |
| 05/31/1977 | US4027275 Controller for a varactor tuner |
| 05/24/1977 | US4025882 UHF tuner having frequency setting fine toned by varying characteristic impedance of resonant line |
| 05/17/1977 | US4024477 Received signal frequency indicating system |
| 01/25/1977 | US4005369 AC line multiplexing for a multi-digit display system |
| 11/09/1976 | US3990315 Detent UHF tuner with preset memory |
| 11/02/1976 | US3990013 Television tuning system including a tuner with an insulated shaft coupling |
| 10/26/1976 | US3988680 Remote television control |
| 10/26/1976 | US3987680 Uhf tuner device |
| 10/19/1976 | US3987414 Digital remote control for electronic signal receivers |
| 10/05/1976 | US3984779 Remote control apparatus for channel selector |
| 10/05/1976 | US3983836 Indicator bar for automobile radio |
| 09/28/1976 | US3983491 Television channel indicator |
| 09/21/1976 | US3982187 AFC defeat mechanism |
| 09/21/1976 | US3981265 Combined dial scale and station indicator |
| 09/14/1976 | US3980955 Control device |
| 09/07/1976 | US3979744 Circuit arrangement for the digital control of operating functions via sensor electrodes, especially in radio and television receivers |
| 08/31/1976 | US3978438 Tuning control apparatus |
| 08/03/1976 | US3973229 Combined 82-position UHF and VHF television tuner with memory fine tuning |
| 08/03/1976 | US3973206 Monitoring system for voltage tunable receivers and converters utilizing an analog function generator |
| 08/03/1976 | US3973205 Television tuning system indicator |
| 08/03/1976 | US3973204 YIG tuned mixer |
| 08/03/1976 | US3972241 UHF tuner arrangement |
| 08/03/1976 | US3972240 Detent UHF tuner with preset memory |
| 07/06/1976 | US3968464 Multiple tuning system |
| 07/06/1976 | US3968441 Receiver tuning circuit with automatic search and AFC using common capacitor |
| 06/29/1976 | US3965850 Channel indicator device |
| 06/22/1976 | US3965449 Treadle bar driven potentiometer |
| 06/22/1976 | US3965427 Television tuning system with precision substrate switch assembly |
| 06/22/1976 | US3964320 Adaptable tuner assembly |
| 06/15/1976 | US3964001 Anti backlash and treadle bar linkage system |
| 06/08/1976 | US3962644 Crystalless scanning radio receiver controlled by processing means |
| 06/08/1976 | US3962643 Abrupt junction varactor diode television tuner |
| 06/08/1976 | US3962642 Channel indicator device |
| 06/08/1976 | US3962641 Tuning apparatus |
| 06/01/1976 | US3961281 Digital control system |
| 06/01/1976 | US3961265 VHF-UHF switching mechanism of a television receiver |
| 05/25/1976 | US3959729 Electro-optic tuning indicator |
| 04/27/1976 | US3953832 Remote control of broadcast receivers |
| 04/27/1976 | US3953800 Tuning indicator for a radio frequency receiver |
| 04/20/1976 | US3952277 Combined variable resistor assembly provided with position indicator means |
| 04/06/1976 | US3949403 Remote power control apparatus |
| 04/06/1976 | US3949307 Circuit arrangement for digital frequency indication in a radio receiver |
| 04/06/1976 | US3949297 Information signal transmitting system |
| 03/30/1976 | US3947773 Channel number memory for television tuners |
| 03/16/1976 | US3945003 Multi-level television receiver channel indicia display |
| 03/16/1976 | US3944982 Remote control system for electric apparatus |
| 03/16/1976 | US3944952 Fine tuning system having a limited user adjustable tuning range |
| 03/16/1976 | US3943883 UHF tuner channel indicating device |
| 03/16/1976 | US3943881 Numeric character indicator |
| 03/16/1976 | US3943779 Pre-set positioning device |
| 03/09/1976 | US3943308 Control for navigation receivers, radio compasses, radio, and aircraft telephony, transponders and the like |
| 02/10/1976 | US3938048 Frequency measuring apparatus |
| 02/10/1976 | US3937877 Position indicating device |
| 02/03/1976 | US3936795 Combined variable resistor assembly provided with tap position indicator means |
| 01/20/1976 | US3933121 TV channel number indicator |
| 01/13/1976 | US3932867 Television channel indicator |
| 01/13/1976 | US3931743 Compact speed reduction mechanism for a uhf indicator dial |