For the Inventor, By the Inventor

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Jacksonville, FL, United States of America

Middle Chart, LLC

USPTO Granted Patents = 71

CIPO Patents = 1

EPO Patents = 2

Trademarks = 2

Forward Citations = 403

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10 inventors (with patents filed for the assignee):

Michael S Santarone (71 out of 73 patents)

Jason E Duff (71 out of 73 patents)

Michael Wodrich (70 out of 71 patents)

4. Randall Braxton Pugh (47 out of 257 patents)

5. Frederick A Flitsch (14 out of 188 patents)

6. Joseph P Kincart (12 out of 12 patents)

7. Kristen Santarone (4 out of 4 patents)

8. Fred Flitsch (3 out of 3 patents)

9. Rebecca Kincart (2 out of 2 patents)

10. Robert Wodrich (1 out of 1 patent)

Core Competencies:

Geolocation

Digital Content

Augmented Reality

Wireless Communication

Smart Devices

Spatial Navigation

Healthcare Tracking

Connected Infrastructure

Holographic Display

User Interface

Environmental Monitoring

Orienteering

71 patents: Sort by Forward Citations

1. 12762298 - Wireless device for determining distance and direction relative to a remote node (2026-10-13),

2. 12755065 - Self-verifying array of unmanned vehicles with mission-controller node for coordinated autonomous operation (2026-10-06),

3. 12475273 - Agent supportable device for communicating in a direction of interest (2025-11-18),

4. 12400048 - Methods and apparatus for two dimensional location based digital content (2025-08-26),

5. 12314638 - Methods and apparatus for secure persistent location based digital content associated with a three-dimensional reference (2025-05-27),

6. 12248737 - Agent supportable device indicating an item of interest in a wireless communication area (2025-03-11),

7. 12223234 - Apparatus for provision of digital content associated with a radio target area (2025-02-11),

8. 12086943 - Spatial navigation to digital content (2024-09-10),

9. 12086509 - Apparatus for exchange of geospatial related digital content (2024-09-10),

10. 12086508 - Method and apparatus for location determination of wearable smart devices (2024-09-10),

11. 12086507 - Method and apparatus for construction and operation of connected infrastructure (2024-09-10),

12. 12045545 - Methods and apparatus for secure persistent location based digital content associated with a two-dimensional reference (2024-07-23),

13. 12032875 - Methods of presenting as built data relative to an agent position in an augmented virtual model (2024-07-09),

14. 12014450 - Methods and apparatus for secure persistent location based digital content associated with a two-dimensional reference (2024-06-18),

15. 11900023 - Agent supportable device for pointing towards an item of interest (2024-02-13),

Company Overview

Middle Chart, LLC, based in Jacksonville, FL, specializes in geospatial technology, focusing on innovative solutions that enhance geolocation and spatial navigation. The company develops advanced applications in augmented reality and wireless communication, catering to various sectors including healthcare tracking and connected infrastructure. By integrating smart devices with cutting-edge digital content, Middle Chart aims to improve user experiences and operational efficiencies across diverse environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

71 Patents

#8 in Jacksonville, FL

#122 in Florida

#5,169 in US

#10,513 in the World

Jacksonville, FL, United States of America

Middle Chart, LLC

Forward Citations = 403

10 inventors:

Michael S Santarone (71 out of 73 patents)

Jason E Duff (71 out of 73 patents)

Michael Wodrich (70 out of 71 patents)

4. Randall Braxton Pugh (47 out of 257 patents)

5. Frederick A Flitsch (14 out of 188 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Middle Chart, LLC. Retrieved from https://idiyas.com/company/middle-chart

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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