Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Steffen; Dale A.
Address:
Aurora, CO
No. of patents:
4
Patents:












Patent Number Title Of Patent Date Issued
7559477 Low voltage signal stripping circuit for an RFID reader July 14, 2009
A reader of an RFID system has excitation circuitry for generating a higher voltage excitation signal, receiving circuitry for reading a lower voltage transponder signal and an antenna coupled with the excitation circuitry for transmitting the excitation signal and coupled with the r
7124942 Low voltage signal stripping circuit for an RFID reader October 24, 2006
A reader of an RFID system has excitation circuitry for generating a higher voltage excitation signal, receiving circuitry for reading a lower voltage transponder signal and an antenna coupled with the excitation circuitry for transmitting the excitation signal and coupled with the r
4270547 Vital signs monitoring system June 2, 1981
A system is disclosed for monitoring vital physiological signs. Each of the system components utilizes a single hybrid circuit with each component having high accuracy without the necessity of repeated calibration. The system also has low power requirements, provides a digital display, a
4145122 Method and apparatus for monitoring the position of the eye March 20, 1979
This invention relates to an apparatus for monitoring the position of the eye and generating an electrical signal based upon its displacement from a neutral position, such apparatus being characterized by a pair of eyeglasses modified to provide an infrared mirror on the inside surface o










 
 
  Recently Added Patents
Marker for amyotrophic lateral sclerosis, and use thereof
Multiple growth factor compositions, methods of fabrication, and methods of treatment
System and method for observing heart rate of passenger
Electroluminescent displays
Hydrophobic carbon black intermediate transfer components
Signal interface for higher data rates
Log driven storage controller with network persistent memory
  Randomly Featured Patents
System and method for regulation of solid state lighting
Method and system for signalling additional information by AM medium wave broadcasting
Baby stroller
Counterbalancing mechanism for rolling doors
Dual-polarized shaped-reflector antenna
Method and apparatus for detecting a radio frequency to which a broadcast receiver is tuned
Flame-resistant, thermoplastic polyesters
Power supply with integrated linear high voltage multiplier and capacitors therefor
Folding scissors
Wheel-balancing weight having recording surface