NORTHERN DIGITAL INC. Trademarks
OPTOTRAK
Filed: September 24, 1987
THREE-DIMENSIONAL POINT OPTICAL POSITIONING MEASURING DIGITIZER WITH A CONTROL UNIT, INFRA-RED POSITION SENSORS, A CAMERA…
Owned by: NORTHERN DIGITAL INC.
Serial Number: 73686104
3D GUIDANCE
Filed: January 17, 2007
Medical instruments, namely, pulsed DC magnetic sensors for navigating a medical device to a target or region within a patient…
Owned by: NORTHERN DIGITAL INC.
Serial Number: 77084345
