Ultrasonic alarm system
Ultrasonic television remote control system
Ultraviolet light detection device
Uncancelled turn signal indicator
Underwater camera
Uniform coloration control in an electrochromic display of the s
Uniform coloration control in an electrochromic display of the s
Unique modulation television
Universal light pen system
Universal operator station module for a distributed process cont
Universal, remote, continuous vehicle tire air pressure monitori
Use of context to simplify two-dimensional computer input
Use of inversions in the near realtime control of selected funct
User interface system in which operation associated with input d
User wearable personal/medical information device
Using signal strength to identify tire position
Utility meter reading system using telephone line