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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 5144617 |
Optical information read/write apparatus |
Sep. 1, 1992 |
| 5144616 |
Laser diode and multibeam optical head using the laser diode |
Sep. 1, 1992 |
| 5144615 |
Apparatus and method for recording and reproducing multi-level information |
Sep. 1, 1992 |
| 5144614 |
Optical pickup device |
Sep. 1, 1992 |
| 5144613 |
Thermal bulk erasure method for dye polymer optical media |
Sep. 1, 1992 |
| 5144612 |
Disc loading device |
Sep. 1, 1992 |
| 5144611 |
Optical disk drive cleaner cartridge |
Sep. 1, 1992 |
| 5144610 |
Method of recording data on optical card by performing blank checking without scanning an entire... |
Sep. 1, 1992 |
| 5144609 |
Apparatus for tracking an optical disc |
Sep. 1, 1992 |
| 5144608 |
Apparatus for recording and reproducing information on and from a recording medium having a refe... |
Sep. 1, 1992 |
| 5144607 |
Objective lens driving device |
Sep. 1, 1992 |
| 5144606 |
Focusing-error detecting apparatus with a simple photodetector unit for use in an optical record... |
Sep. 1, 1992 |
| 5144605 |
Optical disk apparatus and method for controlling movement of light spot thereof |
Sep. 1, 1992 |
| 5144604 |
Optical information reading apparatus having an optical integration type pickup |
Sep. 1, 1992 |
| 5144603 |
Optical head incorporating refractive index distribution changeable lens |
Sep. 1, 1992 |
| 5144602 |
Magneto-optical information recording method and apparatus in which a laser beam oscillates in a... |
Sep. 1, 1992 |
| 5144601 |
Magneto-optical overwriting methods using erasing pulses, each of which has a higher frequency a... |
Sep. 1, 1992 |
| 5144600 |
Arrangement for and method of waking a sleeper |
Sep. 1, 1992 |
| 5144599 |
Autonomous radio-controlled timepiece |
Sep. 1, 1992 |
| 5144598 |
Intergrating, indicating, and controlling seismometer |
Sep. 1, 1992 |
| 5144597 |
Low-frequency hydrophone and sonar array including such hydrophones |
Sep. 1, 1992 |
| 5144596 |
Marine acoustic source |
Sep. 1, 1992 |
| 5144595 |
Adaptive statistical filter providing improved performance for target motion analysis noise disc... |
Sep. 1, 1992 |
| 5144594 |
Acoustic mouse system |
Sep. 1, 1992 |
| 5144593 |
Integrated automatic control for ultrasonic proximity switches |
Sep. 1, 1992 |
| 5144592 |
Ultrasonic transmission-reception system |
Sep. 1, 1992 |
| 5144591 |
Method for determining geometry of subsurface features while drilling |
Sep. 1, 1992 |
| 5144590 |
Bed continuity detection and analysis using crosswell seismic data |
Sep. 1, 1992 |
| 5144589 |
Method for predicting formation pore-pressure while drilling |
Sep. 1, 1992 |
| 5144588 |
Apparatus and method for use in marine seismic surveying |
Sep. 1, 1992 |
| 5144587 |
Expendable moving echo radiator |
Sep. 1, 1992 |
| 5144586 |
Apparatus and method for connecting electronic modules containing integrated circuits and backup... |
Sep. 1, 1992 |
| 5144585 |
Supply voltage converter for high-density semiconductor memory device |
Sep. 1, 1992 |
| 5144584 |
Semiconductor memory device |
Sep. 1, 1992 |
| 5144583 |
Dynamic semiconductor memory device with twisted bit-line structure |
Sep. 1, 1992 |
| 5144582 |
SRAM based cell for programmable logic devices |
Sep. 1, 1992 |
| 5144581 |
Apparatus including atomic probes utilizing tunnel current to read, write and erase data |
Sep. 1, 1992 |
| 5144580 |
Quantum wire CCD charge pump |
Sep. 1, 1992 |
| 5144579 |
Semiconductor memory device and its fabricating method |
Sep. 1, 1992 |
| 5144578 |
Semiconductor device having multiple supply potential paths for reducing electrical interference... |
Sep. 1, 1992 |
| 5144577 |
Two-sum comparator |
Sep. 1, 1992 |
| 5144576 |
Signed digit multiplier |
Sep. 1, 1992 |
| 5144575 |
High speed floating point type multiplier circuit |
Sep. 1, 1992 |
| 5144574 |
Modular multiplication method and the system for processing data |
Sep. 1, 1992 |
| 5144573 |
Barrel shifter with parity bit generator |
Sep. 1, 1992 |
| 5144572 |
Digital filter for filtering image data |
Sep. 1, 1992 |
| 5144571 |
Direct digital synthesizer with feedback shift register |
Sep. 1, 1992 |
| 5144570 |
Normalization estimator |
Sep. 1, 1992 |
| 5144569 |
Method for filtering digitized signals employing all-pass filters |
Sep. 1, 1992 |
| 5144568 |
Fast median filter |
Sep. 1, 1992 |
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