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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4918337 |
Active RC filter having band-rejection and all-pass modes |
Apr. 17, 1990 |
| 4918336 |
Capacitor coupled push pull logic circuit |
Apr. 17, 1990 |
| 4918335 |
Interconnection system for integrated circuit chips |
Apr. 17, 1990 |
| 4918334 |
Bias voltage generator for static CMOS circuits |
Apr. 17, 1990 |
| 4918333 |
Microprocessor having high current drive |
Apr. 17, 1990 |
| 4918332 |
TTL output driver gate configuration |
Apr. 17, 1990 |
| 4918331 |
Logic circuits with data resynchronization |
Apr. 17, 1990 |
| 4918329 |
Data transmission system |
Apr. 17, 1990 |
| 4918328 |
Apparatus and method for generating a step voltage waveform |
Apr. 17, 1990 |
| 4918326 |
Electronic switchgear, preferably operating contact-free |
Apr. 17, 1990 |
| 4918325 |
Fast risetime pulse power system |
Apr. 17, 1990 |
| 4918324 |
Coaxial engine starter |
Apr. 17, 1990 |
| 4918323 |
Engine starting and charging device |
Apr. 17, 1990 |
| 4918322 |
Voice/data-formatted telephone information storage and retrieval system |
Apr. 17, 1990 |
| 4918321 |
Reflected light scanning method and apparatus for the detection of surface blemishes |
Apr. 17, 1990 |
| 4918320 |
Alignment method usable in a step-and-repeat type exposure apparatus for either global or dye-by... |
Apr. 17, 1990 |
| 4918319 |
Tanning bed with closure control mechanism |
Apr. 17, 1990 |
| 4918318 |
Electronic optics device with variable illumination and aperture limitation, and application the... |
Apr. 17, 1990 |
| 4918317 |
Radiation dosimeter |
Apr. 17, 1990 |
| 4918316 |
Method of and apparatus for irradiating large surfaces with ions |
Apr. 17, 1990 |
| 4918315 |
Neutron scatter method and apparatus for the noninvasive interrogation of objects |
Apr. 17, 1990 |
| 4918314 |
Gain stabilization circuit for photomultiplier tubes |
Apr. 17, 1990 |
| 4918313 |
Device for counting particles of ionizing radiation and its application to implementing a method... |
Apr. 17, 1990 |
| 4918312 |
Dewar coldfinger |
Apr. 17, 1990 |
| 4918311 |
Set point control circuit for an infrared gas analyzer |
Apr. 17, 1990 |
| 4918310 |
Liquid scintillation counter for measuring the activity of radioactive samples containing a mult... |
Apr. 17, 1990 |
| 4918309 |
Method for investigating surfaces at nanometer and picosecond resolution and laser-sampled scann... |
Apr. 17, 1990 |
| 4918308 |
Integrated detector dewar cryoengine |
Apr. 17, 1990 |
| 4918307 |
Sample holder for glow discharge mass spectrometer |
Apr. 17, 1990 |
| 4918306 |
Apparatus for adjusting a beam position detecting device |
Apr. 17, 1990 |
| 4918305 |
Fiber optic pressure sensor using pressure sensitive fiber different from input and output fiber... |
Apr. 17, 1990 |
| 4918304 |
Flying spot image scanner that utilizes a CRT coupled to a noncoherent fiber optic bundle |
Apr. 17, 1990 |
| 4918303 |
Detecting disturbance with cross polarized fiber optic sensing |
Apr. 17, 1990 |
| 4918302 |
Arrangement for detecting a state of light or brightness |
Apr. 17, 1990 |
| 4918301 |
Position sensor having double focuses and utilizing a chromatic aberration |
Apr. 17, 1990 |
| 4918300 |
Optical pickup system having multiple diffraction devices and lens holding means |
Apr. 17, 1990 |
| 4918299 |
Plastic package for card having a built-in storage medium |
Apr. 17, 1990 |
| 4918298 |
Checkin gate apparatus |
Apr. 17, 1990 |
| 4918297 |
Optical image reading device |
Apr. 17, 1990 |
| 4918296 |
Article identifying system |
Apr. 17, 1990 |
| 4918295 |
Combination hubodometer protective housing and step |
Apr. 17, 1990 |
| 4918294 |
Electric heating means for a bread toaster |
Apr. 17, 1990 |
| 4918293 |
Electrically operated appliance controls and methods of making the same |
Apr. 17, 1990 |
| 4918292 |
Process and machine for the welding together of plastic parts processing a built-in winding |
Apr. 17, 1990 |
| 4918291 |
Electric heater assemblies |
Apr. 17, 1990 |
| 4918290 |
Portable towel heating device |
Apr. 17, 1990 |
| 4918289 |
Electric hair dryer |
Apr. 17, 1990 |
| 4918288 |
Electrical lead arrangement for a heatable transparency |
Apr. 17, 1990 |
| 4918287 |
Apparatus and method for producing multi-level heat input for weld formation using a single curr... |
Apr. 17, 1990 |
| 4918286 |
Method and apparatus for cleaning and lubricating a metal inert gas welding gun |
Apr. 17, 1990 |
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