Packet-based mouse data protocol
Palm-top wireless trackball
Palmtrack device for operating computers
Parallel haptic joystick system
Passive force feedback for computer interface devices
Passive optical mouse using image sensor with optional dual...
Pattern detection using an optical navigation device
PC mouse incorporating adjustability
Pen type optical mouse device and method of controlling the...
Pen-based interface for a notepad computer
Pen-mouse system
Peripheral devices for portable computer
Peripheral input device having a retractable cord
Peripheral input device with a retractable cord
Peripheral-computer interfacing system and method
Personal computer mouse
Photo mouse pad and method of making
Photocoupling signal detection circuit for a computer mouse
Photoelectric sensor for an X-Y position device
Physically realistic computer simulation of medical procedures