POLARIS
Filed: January 5, 1996
opti-electrical motion measurement devices
Owned by: Northern Digital Inc.
Serial Number: 75040986
POLARIS
Filed: August 10, 1999
OPTI-ELECTRICAL MOTION MEASUREMENT DEVICE FOR DETERMINING THE POSITION OF PROBES DURING SURGICAL PROCEDURES
Owned by: Northern Digital Inc.
Serial Number: 75772217
OPTOTRAK
Filed: August 10, 1999
THREE DIMENSIONAL MOTION MEASUREMENT AND POSITION SENSING SYSTEMS, NAMELY POSITION SENSORS AND MARKERS; REMOTE POSITION…
Owned by: Northern Digital Inc.
Serial Number: 75772218
AURORA
Filed: March 10, 2000
Electro-magnetic motion measurement and position detection devices that emit and sense electro-magnetic energy for use in…
Owned by: Northern Digital Inc.
Serial Number: 75941134
NDI
Filed: March 10, 2000
Electronic motion measurement and position detection devices for use in industrial applications to measure the position…
Owned by: Northern Digital Inc.
Serial Number: 75941145
MEASUREMENT YOU CAN TRUST
Filed: July 17, 2002
Spatial measurement devices, namely electronic motion measurement and position detection devices for use in industrial applications…
Owned by: Northern Digital Inc.
Serial Number: 76431471
Image Trademark
Spatial measurement devices, namely electronic motion measurement and position detection devices for use in industrial applications…
Owned by: Northern Digital Inc.
Serial Number: 76510315
OPTOTRAK CERTUS
Filed: April 28, 2003
Three dimensional motion measurement and position sensing systems, namely, position sensors and markers; remote position…
Owned by: Northern Digital Inc.
Serial Number: 78242808
POLARIS VICRA
Filed: December 2, 2004
Opti-electrical motion measurement devices
Owned by: Northern Digital Inc.
Serial Number: 78525614
POLARIS SPECTRA
Filed: September 23, 2005
Opti-electrical motion measurement device
Owned by: Northern Digital Inc.
Serial Number: 78719101
POLARIS VEGA
Filed: July 23, 2015
Opti-electrical motion measurement device for the measurement of 3D positions of infrared active or passive markers affixed…
Owned by: Northern Digital Inc.
Serial Number: 86702276
POLARIS KRIOS
Filed: May 2, 2016
Opti-electrical motion measurement device
Owned by: Northern Digital Inc.
Serial Number: 87021145
KRIOS
Filed: May 2, 2016
Opti-electrical motion measurement device
Owned by: Northern Digital Inc.
Serial Number: 87021148
POLARIS LYRA
Filed: September 11, 2020
Opti-electrical motion measurement devices
Owned by: Northern Digital Inc.
Serial Number: 90174664
Image Trademark
Filed: March 19, 2024
Spatial measurement devices, namely electronic motion measurement and position detection devices for use in industrial applications…
Owned by: Northern Digital Inc.
Serial Number: 98457208
EMGUIDE
Filed: July 31, 2024
Electro-magnetic motion measurement and position detection devices that emit and sense electro-magnetic energy for use in…
Owned by: Northern Digital Inc.
Serial Number: 98676827
EMGUIDE GEMINI
Filed: July 31, 2024
Electro-magnetic motion measurement and position detection devices that emit and sense electro-magnetic energy for use in…
Owned by: Northern Digital Inc.
Serial Number: 98676840
EMGUIDE ATLAS
Filed: July 31, 2024
Electro-magnetic motion measurement and position detection devices that emit and sense electro-magnetic energy for use in…
Owned by: Northern Digital Inc.
Serial Number: 98676846
EMGUIDE TITAN
Filed: July 31, 2024
Electro-magnetic motion measurement and position detection devices that emit and sense electro-magnetic energy for use in…
Owned by: Northern Digital Inc.
Serial Number: 98676852
RADIX
Filed: January 8, 2025
Medical and surgical apparatus, namely, a retro-reflective passive lens; medical and surgical apparatus for use in optical…
Owned by: Northern Digital Inc.
Serial Number: 98945872
POLARIS IFC
Filed: January 31, 2025
Calibration device for an optical tracking system for calibrating, assessing the accuracy of, and applying a correction…
Owned by: Northern Digital Inc.
Serial Number: 99025582
