Method and apparatus for detecting the presence or absence of a

Method and apparatus for detecting the working state of a printi

Method and apparatus for dispensing a fluid with dispersed parti

Method and apparatus for driving an ink jet printer head

Method and apparatus for drop-on-demand ink jet printing

Method and apparatus for extending the environmental operating r

Method and apparatus for fluid jet printing

Method and apparatus for forming a compound liquid jet particula

Method and apparatus for forming droplets from a magnetic liquid

Method and apparatus for graphic densitometer display

Method and apparatus for gray scale printing with a thermal ink

Method and apparatus for grey level printing with amplitude and

Method and apparatus for high resolution ink jet printing

Method and apparatus for high-speed interlaced printing in the d

Method and apparatus for image recording with dye release near t

Method and apparatus for increasing visibility of trend lines on

Method and apparatus for individually inscribing printed product

Method and apparatus for ink jet printing

Method and apparatus for interlaced multicolor printing

Method and apparatus for marking the inside surface of pipe