System for controlling the supply of utility services to consume

System for controlling the use of portable data media

System for credit card acceptance in taxicabs

System for delivering web content to fuel dispenser

System for detecting multiple superposed sheets

System for display of prices and related method

System for distribution and control of merchandise

System for electronically recording and redeeming coupons

System for electronically voting, counting, and examining...

System for enabling competition entry and display via label

System for enabling competition entry via label

System for enabling competition entry via label

System for enhancing the data storage security of cash-free...

System for entering initializing data on the rear face of an int

System for entering integrated data on the face of an integrated

System for entrapping objects

System for establishing production history

System for facilitating online electronic transactions

System for forecasting amounts of materials needed for...

System for generating machine readable codes to facilitate routi