| Patent Number |
Title Of Patent |
Date Issued |
| 4931896 |
Distribution line switchgear control with isolated cascaded power supplies |
Jun. 5, 1990 |
| 4931895 |
Electrical transient surge protection |
Jun. 5, 1990 |
| 4931894 |
Ground fault current interrupter circuit with arcing protection |
Jun. 5, 1990 |
| 4931893 |
Loss of neutral or ground protection circuit |
Jun. 5, 1990 |
| 4931892 |
Long life magnetoresistive head of the non-shunt bias type |
Jun. 5, 1990 |
| 4931891 |
Magnetic disc plack loading mechanism with shutter opening and closing mechanism |
Jun. 5, 1990 |
| 4931890 |
Tape player assembly having a capstan mounted on a pivotal plate |
Jun. 5, 1990 |
| 4931889 |
Method and apparatus depending on the selected power source for controlling the positioning of a... |
Jun. 5, 1990 |
| 4931888 |
Tracking servo control for disc drive |
Jun. 5, 1990 |
| 4931887 |
Capacitive measurement and control of the fly height of a recording slider |
Jun. 5, 1990 |
| 4931886 |
Apparatus and methods to suppress perpendicular fields in longitudinal recording |
Jun. 5, 1990 |
| 4931885 |
Method of cross-checking data block identification signals of data reproduced from a magnetic ta... |
Jun. 5, 1990 |
| 4931884 |
Skew compensation circuit effectively operated during readout in a reverse sense |
Jun. 5, 1990 |
| 4931883 |
Zero guard-band skip-field video cassette recorder |
Jun. 5, 1990 |
| 4931882 |
Image recording apparatus with evening of the recording medium |
Jun. 5, 1990 |
| 4931881 |
Method of reducing digital images |
Jun. 5, 1990 |
| 4931880 |
Copying apparatus |
Jun. 5, 1990 |
| 4931879 |
Image processing system for recording or reproducing an image signal sequence which has been enc... |
Jun. 5, 1990 |
| 4931878 |
Recording apparatus which is capable of recording two kinds of signals by operation of a single ... |
Jun. 5, 1990 |
| 4931877 |
Method and apparatus for producing a test signal for use in a video recorder |
Jun. 5, 1990 |
| 4931876 |
Electrophotographic recording apparatus for a facsimile device |
Jun. 5, 1990 |
| 4931875 |
Image recording system capable of forming image area by area |
Jun. 5, 1990 |
| 4931874 |
Digital system for generating laser-modulation multi-channel circuit control signals for an osci... |
Jun. 5, 1990 |
| 4931873 |
Photoelectric linear image sensor having multilayer insulating layer to reduce defects |
Jun. 5, 1990 |
| 4931872 |
Methods of and apparatus for the generation of split-screen video displays |
Jun. 5, 1990 |
| 4931871 |
Method of and system for identification and verification of broadcasted program segments |
Jun. 5, 1990 |
| 4931870 |
Rapid access teletext decoder arrangement |
Jun. 5, 1990 |
| 4931869 |
Method and circuit arrangement for reducing the data rate of digitized images |
Jun. 5, 1990 |
| 4931868 |
Method and apparatus for detecting innovations in a scene |
Jun. 5, 1990 |
| 4931867 |
Electronic endoscope apparatus having an isolation circuit for isolating a patient circuit from ... |
Jun. 5, 1990 |
| 4931866 |
Distributed coaxial light source producing constant target luminance |
Jun. 5, 1990 |
| 4931865 |
Apparatus and methods for monitoring television viewers |
Jun. 5, 1990 |
| 4931864 |
Image forming apparatus which performs gamma correction on the basis of a cumulative frequency d... |
Jun. 5, 1990 |
| 4931863 |
Electronic photographic printer/enlarger |
Jun. 5, 1990 |
| 4931862 |
Filter change-over mechanism for use in color image reading apparatus |
Jun. 5, 1990 |
| 4931861 |
Method of and apparatus for correcting color pattern in multicolor process |
Jun. 5, 1990 |
| 4931860 |
Image data composing system and process for storing both monochrome and polychrome image data |
Jun. 5, 1990 |
| 4931859 |
Schlieren color television image aperturing device |
Jun. 5, 1990 |
| 4931858 |
Waveform improving apparatus |
Jun. 5, 1990 |
| 4931857 |
Voltage controlled comb filter |
Jun. 5, 1990 |
| 4931856 |
Image sensing apparatus |
Jun. 5, 1990 |
| 4931855 |
Method for generating and transmitting high-definition color television signals, compatible with... |
Jun. 5, 1990 |
| 4931854 |
Low capacitance integrated circuit package |
Jun. 5, 1990 |
| 4931853 |
IC card and method of manufacturing the same |
Jun. 5, 1990 |
| 4931852 |
High thermal conductivity/low alpha emission molding compound containing high purity semiconduct... |
Jun. 5, 1990 |
| 4931851 |
Gas sensitive device |
Jun. 5, 1990 |
| 4931850 |
Semiconductor device including a channel stop region |
Jun. 5, 1990 |
| 4931849 |
Semiconductor memory device with improved capacitor structure |
Jun. 5, 1990 |
| 4931848 |
Thyristor having increased dI/dt stability |
Jun. 5, 1990 |
| 4931847 |
Floating gate memory with sidewall tunnelling area |
Jun. 5, 1990 |
