| Patent Number |
Title Of Patent |
Date Issued |
| 5019818 |
Superconducting analog-to-digital converter with grounded four-junction squid bidirectional coun... |
May. 28, 1991 |
| 5019817 |
Analogue-to-digital converter |
May. 28, 1991 |
| 5019816 |
Decoding apparatus for digital signal |
May. 28, 1991 |
| 5019815 |
Radio frequency controlled interrogator-responder system with passive code generator |
May. 28, 1991 |
| 5019814 |
Wireless data coupling system and method |
May. 28, 1991 |
| 5019813 |
System for the contactless exchange of data |
May. 28, 1991 |
| 5019812 |
Electronic locking system |
May. 28, 1991 |
| 5019811 |
Device for marking edges of shelves |
May. 28, 1991 |
| 5019810 |
Apparatus for detecting malfunction of interface circuit in communication line between controlle... |
May. 28, 1991 |
| 5019809 |
Two-dimensional emulation of three-dimensional trackball |
May. 28, 1991 |
| 5019808 |
Full color liquid crystal display |
May. 28, 1991 |
| 5019807 |
Display screen |
May. 28, 1991 |
| 5019806 |
Method and apparatus for control of an electronic display |
May. 28, 1991 |
| 5019805 |
Smoke detector with strobed visual alarm and remote alarm coupling |
May. 28, 1991 |
| 5019804 |
Apparatus and method for detecting movement of an object |
May. 28, 1991 |
| 5019803 |
Detector units |
May. 28, 1991 |
| 5019802 |
Intrusion detection apparatus |
May. 28, 1991 |
| 5019801 |
Article surveillance system having target removal sensor |
May. 28, 1991 |
| 5019800 |
System for measuring the oil level of an oil pan of the crankcase of an internal combustion engi... |
May. 28, 1991 |
| 5019799 |
Electronic device with self-monitor for an automotive vehicle |
May. 28, 1991 |
| 5019798 |
Overhead warning device |
May. 28, 1991 |
| 5019797 |
Electrical resistance device |
May. 28, 1991 |
| 5019796 |
Bar magnet for construction of a magnetic roller core |
May. 28, 1991 |
| 5019795 |
Splice block for security system switch |
May. 28, 1991 |
| 5019794 |
Bandpass filter having an adjustable bandwidth |
May. 28, 1991 |
| 5019793 |
Digitally implemented variable phase shifter and amplitude weighting device |
May. 28, 1991 |
| 5019792 |
Signal tracking electronically tunable filter |
May. 28, 1991 |
| 5019791 |
Millimeter wave oscillator with flicker (1/f) noise suppression |
May. 28, 1991 |
| 5019790 |
Method for eliminating subharmonic false locking in sampler and frequency multiplier based sourc... |
May. 28, 1991 |
| 5019789 |
Adaptive bias circuit for preventing turnoff in a push-pull stage |
May. 28, 1991 |
| 5019788 |
Amplifier with wide dynamic range |
May. 28, 1991 |
| 5019787 |
Optical amplifier |
May. 28, 1991 |
| 5019786 |
Phase measurement system using a dithered clock |
May. 28, 1991 |
| 5019785 |
Frequency synthesizing device |
May. 28, 1991 |
| 5019784 |
Time symmetric pulse to uniformly rotate magnetization vectors by an arbitrary angle in the pres... |
May. 28, 1991 |
| 5019783 |
Precision transducer circuit and linearization method |
May. 28, 1991 |
| 5019782 |
Method for determining the qualities and/or frequencies of electrical tuned circuits |
May. 28, 1991 |
| 5019781 |
Source level control for impedance meter |
May. 28, 1991 |
| 5019780 |
Method and apparatus for monitoring optical fibers during payout |
May. 28, 1991 |
| 5019779 |
Ignition apparatus for an internal combustion engine |
May. 28, 1991 |
| 5019778 |
Magnetic resonance apparatus with an optimized detection field |
May. 28, 1991 |
| 5019777 |
Eddy current testing program with scanning probe head having parallel and normal sensing coils |
May. 28, 1991 |
| 5019776 |
Magnetic position detection apparatus having two magnetic recording medium tracks with magnetore... |
May. 28, 1991 |
| 5019775 |
Calibrating an eddy-current-probe using a modulated thermal energy source |
May. 28, 1991 |
| 5019774 |
Method and apparatus for sensing the rotational speed of an aircraft wheel with an amplifier and... |
May. 28, 1991 |
| 5019773 |
Method and apparatus for detecting positions and/or speed of a moving body using two phase signa... |
May. 28, 1991 |
| 5019772 |
Test selection techniques |
May. 28, 1991 |
| 5019771 |
Contact sensing for integrated circuit testing |
May. 28, 1991 |
| 5019770 |
Switching power source device having energy recovery |
May. 28, 1991 |
| 5019769 |
Semiconductor laser diode controller and laser diode biasing control method |
May. 28, 1991 |
