Patent Assignment
Reel/Frame 057505/0669
Assignment of Assignor's Interest
Recorded: 2021-09-16
Pages: 10
Assignor
ASCENSION TECHNOLOGY CORPORATION
Executed: 2021-09-16
Assignee
NORTHERN DIGITAL, INC.
103 RANDALL DRIVE, WATERLOO, N2V1C5, CANADA
Covered Properties
(25)
Determining Position and Orientation from a Helmholtz Device
Compensating for Distortion in an Electromagnetic Tracking System
Correcting Distortions
Distortion Correction for Tracking an Object in a Magnetic Field
Reconfigurable Transmitter Array for Electromagnetic Tracking Systems
Magnetic Tracking Calibration via Distortion Correction for Electromagnetic Fields Using Inside-Out Tracking
Electromagnetic Position Measurement System with Sensor Parasitic Loop Compensation
Magnetic Position Measurement System with Interference Reduction
Application:
63/156,695 →
Method of Measuring Position and Orientation with Improved Signal to Noise Ratio
Magnetic Postion and Orientation Measurement System with Magnetic Field Permeable Attenuator
Optical Position Measurement System Employing One or More Linear Detector Arrays
Spiral Magnetic Transmitter for Position Measurement System
Range Adaptable System for Determining the Angular Position and Distance of a Radiating Point Source and Method of Employing
System and Method for Measuring Position and Orientation Using Distortion-Compensated Magnetic Fields
Patent:
7,373,271 →
Application:
10/945,277 →
System and Method for Measuring Position and Orientation Using Distortion-Compensated Magnetic Fields
Optical System for Determining the Angular Position of a Radiating Point Source and Method of Employing
Dc Magnetic-Based Position and Orientation Monitoring System for Tracking Medical Instruments
DC magnetic-based position and orientation monitoring system for tracking medical instruments
Magnetically Tracked Sensor
Magnetic Sensors
System and Method for Magnetic Position Tracking
System and Method for Magnetic Position Tracking
Opto-Electrical Networks for Controlling Downhole Electronic Devices
Calibrating a Magnetic Sensor
Calibrating a Magnetic Transmitter
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 13, 2002
From: ODELL, DON
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 012587/0523 →
Assignment of Assignor's Interest
Jun 18, 2002
From: ASHE, WESTLEY
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 013023/0817 →
Assignment of Assignor's Interest
Nov 1, 2002
From: ASHE, WESTLEY
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 013446/0535 →
Assignment of Assignor's Interest
Jan 10, 2003
From: ODELL, DON
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 013648/0638 →
Assignment of Assignor's Interest
Sep 20, 2004
From: SCHNEIDER, MARK R.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 015825/0771 →
Assignment of Assignor's Interest
Oct 4, 2005
From: SCULLY, JACK T.; SCHNEIDER, MARK R.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 017070/0126 →
Assignment of Assignor's Interest
Mar 8, 2006
From: ODELL, DON
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 017666/0636 →
Assignment of Assignor's Interest
Feb 26, 2008
From: SCHNEIDER, MARK R.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 020559/0445 →
Assignment of Assignor's Interest
Dec 22, 2010
From: SCULLY, JACK T.; SCHNEIDER, MARK R.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 025614/0656 →
Change of Name
Aug 20, 2012
From: ROPER ASCENSION ACQUISITION, INC.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 028816/0920 →
Assignment of Assignor's Interest
Aug 20, 2012
From: ASCENSION TECHNOLOGY CORPORATION
To: ROPER ASCENSION ACQUISITION, INC.
Reel/Frame 028816/0923 →
Assignment of Assignor's Interest
Feb 11, 2016
From: ASHE, WESTLEY
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 037717/0555 →
Assignment of Assignor's Interest
Feb 22, 2019
From: SCHNEIDER, MARK ROBERT; FUJIOKA, KENJI
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 048406/0303 →
Assignment of Assignor's Interest
May 4, 2020
From: ASHE, WESTLEY S.; FUJIOKA, KENJI
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 052566/0132 →
Assignment of Assignor's Interest
May 21, 2020
From: SCHNEIDER, MARK ROBERT
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 052730/0213 →
Assignment of Assignor's Interest
Jun 15, 2020
From: ASHE, WESTLEY S.
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 053614/0424 →
Assignment of Assignor's Interest
Oct 7, 2020
From: SCHNEIDER, MARK ROBERT
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 053996/0495 →
Assignment of Assignor's Interest
Mar 24, 2021
From: ASHE, WESTLEY S.; PETROW, WILLIAM
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 055698/0326 →
Assignment of Assignor's Interest
Nov 10, 2021
From: ASHE, WESTLEY S.; BRUNNER, GEORG
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 058856/0121 →
Assignment of Assignor's Interest
Mar 15, 2023
From: SCHNEIDER, MARK ROBERT; DULING, ALEC; KARYATTUPARAMBIL RAJAGOPALAN, SYAMPRASAD KARYATTUPARAMBIL
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 063090/0457 →
Corrective Assignment to Correct the Third Assignor's Name on the Cover Sheet Previously Recorded at Reel: 063090 Frame: 0457. Assignor(S) Hereby Confirms the Assignment.
Apr 11, 2023
From: SCHNEIDER, MARK ROBERT; DULING, ALEC; KARYATTUPARAMBIL RAJAGOPALAN, SYAMPRASAD
To: ASCENSION TECHNOLOGY CORPORATION
Reel/Frame 063422/0681 →