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Madison, WI, United States of America

Gregg Charles Vanderheiden

USPTO Granted Patents = 18

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 611(Granted Patents)

Company Filing History:

17 out of 4,127

Wisconsin Alumni Research Foundation

Technologies Humanware Canada Inc.

United States Library of Congress

4. 1 out of 832,880

Other

patents

where one patent can have more than one assignee

Years Active: 1986-2018

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9952762 - Tactile interface system for manipulation of a touch screen (2018-04-24),

2. D808390 - Tactile interface (2018-01-23),

3. 9195328 - Method for providing an individual increased accessibility to a touch screen (2015-11-24),

4. 8780047 - Keyboard system and method for providing improved access to an electronic device (2014-07-15),

5. 8760421 - Method for increased accessibility to a human machine interface (2014-06-24),

6. 8368664 - Device for providing improved access to the functions of human machine interfaces (2013-02-05),

7. 8115741 - Device for providing improved access to the functions of human machine interfaces (2012-02-14),

8. 8049991 - Digital audio book cartridge and player with manipulation-facilitating features (2011-11-01),

9. D633506 - Keyboard (2011-03-01),

10. D613746 - Keyboard (2010-04-13),

11. D603865 - Keyboard (2009-11-10),

12. D582430 - Player (2008-12-09),

13. D579940 - Cartridge (2008-11-04),

14. 6624803 - Interface for electronic devices providing improved access for people with disabilities (2003-09-23),

15. 6384743 - Touch screen for the vision-impaired (2002-05-07),

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