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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4847574 |
Wide bandwidth multiband feed system with polarization diversity |
Jul. 11, 1989 |
| 4847573 |
Optical modulator |
Jul. 11, 1989 |
| 4847572 |
Electronic tuning circuit for AM receiver |
Jul. 11, 1989 |
| 4847571 |
Microwave oscillator integrated in a waveguide |
Jul. 11, 1989 |
| 4847570 |
Electronic, contactless switchgear |
Jul. 11, 1989 |
| 4847569 |
Automatic calibration system for a voltage control oscillator |
Jul. 11, 1989 |
| 4847568 |
Microwave apparatus |
Jul. 11, 1989 |
| 4847567 |
Monolithically integrable, amplitude-controllable oscillator amplifier circuit |
Jul. 11, 1989 |
| 4847566 |
CMOS Amplifier having enhanced current sinking and capacitance load drive |
Jul. 11, 1989 |
| 4847565 |
Solid state electromagnetic wave amplifier |
Jul. 11, 1989 |
| 4847564 |
Cold-cathode ionization vacuum meter with auxiliary ignition system for very low pressure operat... |
Jul. 11, 1989 |
| 4847563 |
Distributorless ignition interface |
Jul. 11, 1989 |
| 4847562 |
Ignition coil primary winding signal processing system |
Jul. 11, 1989 |
| 4847561 |
Domain and domain wall transition spectroscopy |
Jul. 11, 1989 |
| 4847560 |
Simultaneous multislice-multiangle images without saturation bands |
Jul. 11, 1989 |
| 4847559 |
Spatial separation of spectral components |
Jul. 11, 1989 |
| 4847558 |
Non-destructive method and apparatus using DC erase field for magnetic measurement of recording ... |
Jul. 11, 1989 |
| 4847557 |
Hermetically sealed magnetic sensor |
Jul. 11, 1989 |
| 4847556 |
Eddy current clearance transducing system |
Jul. 11, 1989 |
| 4847555 |
Device for detecting rotational speed of a motor using first and second sensors and a switching ... |
Jul. 11, 1989 |
| 4847554 |
Current measuring and magnetic core compensating apparatus and method |
Jul. 11, 1989 |
| 4847553 |
Needle card contacting mechanism for testing micro-electronic components |
Jul. 11, 1989 |
| 4847552 |
Detection of electrically conductive materials beneath surface coatings employing eddy currents |
Jul. 11, 1989 |
| 4847551 |
Apparatus for measuring capacitance of a low value three-terminal capacitor with a resonance tec... |
Jul. 11, 1989 |
| 4847550 |
Semiconductor circuit |
Jul. 11, 1989 |
| 4847549 |
Switching voltage regulator with stabilized loop gain |
Jul. 11, 1989 |
| 4847548 |
Signal conditioner for a linear variable differential transformer |
Jul. 11, 1989 |
| 4847547 |
Battery charger with Vbe temperature compensation circuit |
Jul. 11, 1989 |
| 4847546 |
Solar panel output enhancement circuit |
Jul. 11, 1989 |
| 4847545 |
Method and an apparatus for boosting battery |
Jul. 11, 1989 |
| 4847544 |
Microcomputer control of stepper motor using reduced number of parts |
Jul. 11, 1989 |
| 4847543 |
Motion control drive interface |
Jul. 11, 1989 |
| 4847542 |
Automatic garage door operator with remote load control |
Jul. 11, 1989 |
| 4847541 |
Door actuating system |
Jul. 11, 1989 |
| 4847540 |
Circuit for controlling the switching of a motor and application to the variation of speed of th... |
Jul. 11, 1989 |
| 4847539 |
Computer monitor |
Jul. 11, 1989 |
| 4847538 |
Electronic flash equipment |
Jul. 11, 1989 |
| 4847537 |
Apparatus for starting and operating a discharge lamp |
Jul. 11, 1989 |
| 4847536 |
Power reducer for fluorescent lamps |
Jul. 11, 1989 |
| 4847535 |
Hybrid ballast for multiple discharge lamps |
Jul. 11, 1989 |
| 4847534 |
High-pressure discharge lamp with torsionally wound electrode structure |
Jul. 11, 1989 |
| 4847533 |
Low pressure mercury discharge fluorescent lamp utilizing multilayer phosphor combination for wh... |
Jul. 11, 1989 |
| 4847532 |
Tensed shadow mask assembly for cathode-ray tube |
Jul. 11, 1989 |
| 4847531 |
Waterproofing device for display unit |
Jul. 11, 1989 |
| 4847530 |
Arc discharge lamp with elongated outer envelope orthogonal to lamp base |
Jul. 11, 1989 |
| 4847528 |
Plastic molding on penetration metal, particularly on motor end plate |
Jul. 11, 1989 |
| 4847527 |
Hall effect assembly for mounting to stators |
Jul. 11, 1989 |
| 4847526 |
Variant-pole electric motor |
Jul. 11, 1989 |
| 4847525 |
Methods and systems for magnetohydrodynamic power conversion |
Jul. 11, 1989 |
| 4847524 |
Gamma correction circuit |
Jul. 11, 1989 |
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