Forward Citations = 317

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5 inventors (with patents filed for the assignee):

Robert C Harshaw (3 out of 5 patents)

Ronald S Burkey (2 out of 2 patents)

James Kenneth Alexanderson (1 out of 15 patents)

4. James T Doell (1 out of 1 patent)

5. Dennis G Keith (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6871981 - LED lighting device and system (2005-03-29),

2. 5267147 - Portable checklist system (1993-11-30),

3. 4970683 - Computerized checklist with predetermined sequences of sublists which (1990-11-13),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#76 in Carrollton, TX

#4,791 in Texas

#73,860 in US

Carrollton, TX, United States of America

Heads Up Technologies, Inc.

Forward Citations = 317

5 inventors:

Robert C Harshaw (3 out of 5 patents)

Ronald S Burkey (2 out of 2 patents)

James Kenneth Alexanderson (1 out of 15 patents)

4. James T Doell (1 out of 1 patent)

5. Dennis G Keith (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Heads Up Technologies, Inc.. Retrieved from https://idiyas.com/company/heads-up-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]