Roger G. Teumer

Liquid ink printer including a vacuum transport system and method of purging ink in the printer

Inverter-reverser for a reproduction machine

Liquid deagassing apparatus

Paper driven rotary encoder that compensates for nip-to-nip handoff error

Media transport assembly incorporating vacuum grooves to flatten sheet

Photoelectrophoretic web tension system

Photoelectrophoretic heat and pressure transfer mechanism

Drum platen type printing machine for printing on regular and card-stock substrates

Tilted deflection electrode method and apparatus for liquid drop printing systems

Photoelectrophoretic web imaging apparatus