Apparatus for making drawings on a sheet-like drawing carrier, f
Apparatus for optical navigation
Apparatus for preventing noise generation in an electrical digit
Apparatus for recording and verifying handwriting, in particular
Apparatus for signalling the position of a point on a surface
Apparatus for storing felt pens for an electronic board
Architecture for communication of remote devices to a digitizing
Arrays of resistive elements for use in touch panels and for pro
Automatic coordinate determining device
Automatic coordinate determining device having electrostatic shi
Autonomous computer input device and marking instrument
Backlit digitizer tablet
CAD cursor with electronically modifiable transparent display
Calibration of a rotationally scanning position-tracking device
Calibration of a scanning light interrupt type of data input int
Calibration of graphic data-acquisition tracking system
Cancellation of common-mode signals in digitizing tablet
Capacitance-based proximity with interference rejection apparatu
Capacitive touch panel system with randomly modulated position m
Capacitive touch sensor