% Expired Patents = 12.5

CIPO Patents = 1

Trademarks = 2

Forward Citations = 1,010

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4 inventors (with patents filed for the assignee):

Igor Khalfin (5 out of 7 patents)

Herbert R Jones (3 out of 9 patents)

Peter Traneus Anderson (2 out of 3 patents)

4. Herbert S Jones, Jr (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 6762600 - Method and apparatus for electromagnetic position and orientation tracking with distortion compensation employing a modulated signal (2004-07-13),

2. 6624626 - Method and apparatus for electromagnetic position and orientation tracking with distortion compensation employing modulated signal (2003-09-23),

3. 6400139 - Methods and apparatus for electromagnetic position and orientation tracking with distortion compensation (2002-06-04),

4. 6377041 - Method and apparatus for determining electromagnetic field characteristics within a volume (2002-04-23),

5. 6369564 - Electromagnetic position and orientation tracking system with distortion compensation employing wireless sensors (2002-04-09),

6. 5640170 - Position and orientation measuring system having anti-distortion source (1997-06-17),

7. 5453686 - Pulsed-DC position and orientation measurement system (1995-09-26),

8. 5307072 - Non-concentricity compensation in position and orientation measurement (1994-04-26),

Company Overview

Polhemus is a leading provider of motion tracking technology for military, healthcare, and research applications. With over 50 years of experience, the company offers high-precision solutions for capturing and analyzing human movement. Their products are used in virtual reality systems, medical simulations, and biomechanical research.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#5 in Colchester, VT

#53 in Vermont

#35,924 in US

Colchester, VT, United States of America

Polhemus, Inc.

Forward Citations = 1,010

4 inventors:

Igor Khalfin (5 out of 7 patents)

Herbert R Jones (3 out of 9 patents)

Peter Traneus Anderson (2 out of 3 patents)

4. Herbert S Jones, Jr (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Polhemus, Inc.. Retrieved from https://idiyas.com/company/polhemus

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]