Charged ink particles detection housing
Charged ink-printer droplet detection
Charging electrodes bearing a doped semiconductor coating
Charging phase control device for ink jet recording device
Charging signal supply circuit for ink jet system printer
Check paper that is protected against forgery and tampering
Chemical carbonless copy paper
Chromogenic dihydrofuropyridinones
Chromogenic dihydroquinazolines
Chromogenic recording materials
Chromogenic recording materials
Circuit for adapting 4-color image signals to an 8-color digital
Circuit for feeding ink to an ink-jet printing head
Circuitry for perfecting ink drop printing at nonlinear carrier
Circuitry for perfecting ink drop printing at varying carrier ve
Closed loop compensation of ink jet aerodynamics
Color developers for pressure-sensitive or heat-sensitive record
Color display system using magneto-optic screen having a dispers
Color image processing method and apparatus therefor
Color ink jet drop generator using a solid acoustic cavity