Transmission of differential optical detector signal over a...
Transmitter and receiver for use in a wireless cursor...
Trendgraph display system
Trigger operated electronic device
Trigger operated electronic device
Triggering circuit for use with computer game joystick
Twin mouse digitizer
Twist lock/unlock mechanism for gaming device handle
Two- and three-dimensional trackball with enhanced measurement o
Two-- and three--dimensional trackball with coordinate transform
Two-axis ball-based cursor control apparatus with magnetic...
Two-axis ball-based cursor control apparatus with tactile...
Two-axis cursor control apparatus
Two-button mouse input using a stylus
Two-button mouse input using a stylus
Two-handed computer input device with orientation sensor
Two-sided trackball
Ultimate ergonomic mouse
Unconstrained pointing interface for natural human...
Unified bodied z-axis sensing pointing stick