For the Inventor, By the Inventor

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Palo Alto, CA, United States of America

Virtual Technologies, Inc.

USPTO Granted Patents = 16

Trademarks = 1

Forward Citations = 2,696

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13 inventors (with patents filed for the assignee):

James F Kramer (14 out of 67 patents)

Mark H Yim (5 out of 36 patents)

Allen R Boronkay (2 out of 54 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: Sort by Forward Citations

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),

Virtual Technologies, Inc. is a leading provider of cutting-edge virtual and augmented reality solutions for businesses. With a focus on innovation and customer satisfaction, we help companies enhance their processes and engage their customers in new and exciting ways. Our team of experts are dedicated to delivering high-quality, immersive experiences that drive results and differentiate our clients from the competition.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

16 Patents

#118 in Palo Alto, CA

#4,620 in California

#19,271 in US

#36,634 in the World

Palo Alto, CA, United States of America

Virtual Technologies, Inc.

Forward Citations = 2,696

13 inventors:

James F Kramer (14 out of 67 patents)

Mark H Yim (5 out of 36 patents)

Allen R Boronkay (2 out of 54 patents)

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

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

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