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For the Inventor, By the Inventor

Palo Alto, CA, United States of America

Virtual Technologies, Inc.


USPTO Granted Patents = 16

Forward Citations = 2,772

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13 inventors (with patents filed for the assignee):

goldMedal James F Kramer (14 out of 68 patents)

silverMedal Mark H Yim (5 out of 36 patents)

bronzeMedal Allen R Boronkay (2 out of 58 patents)

4.  Mark R Tremblay (2 out of 5 patents)

5.  John Meron Ananny (2 out of 38 patents)

6.  Marc R Tremblay (2 out of 178 patents)

7.  Loren F Bentley (2 out of 3 patents)

8.  Paul L Korff (2 out of 4 patents)

9.  Conor McNamara (2 out of 3 patents)

10.  Daniel H Gomez (2 out of 2 patents)

11.  Kyle L Petrich (1 out of 1 patent)

12.  Jaime S Vargas (1 out of 3 patents)

13.  Joe Wagner (1 out of 1 patent)


16 patents:

1. 6497672 - Device and method for measuring the position of animate links (2002-12-24),
2. 6428490 - Goniometer-based body-tracking device and method (2002-08-06),
3. 6413229 - Force-feedback interface device for the hand (2002-07-02),
4. 6275213 - Tactile feedback man-machine interface device (2001-08-14),
5. 6162190 - Determination of kinematically constrained multi-articulated structures (2000-12-19),
6. 6148280 - Accurate, rapid, reliable position sensing using multiple sensing (2000-11-14),
7. 6110130 - Exoskeleton device for directly measuring fingertip position and (2000-08-29),
8. 6104379 - Forearm-supported exoskeleton hand-tracking device (2000-08-15),
9. 6088017 - Tactile feedback man-machine interface device (2000-07-11),
10. 6059506 - Force feedback and texture simulating interface device (2000-05-09),
11. 6050962 - Goniometer-based body-tracking device and method (2000-04-18),
12. 6042555 - Force-feedback interface device for the hand (2000-03-28),
13. 5930741 - Accurate, rapid, reliable position sensing using multiple sensing (1999-07-27),
14. 5676157 - Determination of kinematically constrained multi-articulated structures (1997-10-14),
15. 5631861 - Force feedback and texture simulating interface device (1997-05-20),
Company Overview
Virtual Technologies, Inc., based in Palo Alto, CA, specializes in advanced virtual reality and augmented reality solutions. The company focuses on developing immersive technologies that enhance user experiences across various sectors, including education, healthcare, and entertainment. With a commitment to innovation, Virtual Technologies leverages cutting-edge research in computer vision and interactive design to create applications that transform how users interact with digital environments. Their expertise positions them at the forefront of the evolving tech landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#111 in Palo Alto, CA

#4,770 in California

#19,922 in US

#37,831 in the World

Palo Alto, CA (US)
Palo Alto, CA, United States of America

Virtual Technologies, Inc.

Forward Citations = 2,772

13 inventors:

goldMedal James F Kramer (14 out of 68 patents)

silverMedal Mark H Yim (5 out of 36 patents)

bronzeMedal Allen R Boronkay (2 out of 58 patents)

4.  Mark R Tremblay (2 out of 5 patents)

5.  John Meron Ananny (2 out of 38 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Virtual Technologies, Inc.. Retrieved from https://idiyas.com/company/virtual-technologies

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]
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