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For the Inventor, By the Inventor

Austin, TX, United States of America

Sigmasense, LLC.


USPTO Granted Patents = 372

% Expired Patents = 0.27


Trademarks = 9

Forward Citations = 349

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24 inventors (with patents filed for the assignee):

goldMedal Daniel Keith Van Ostrand (268 out of 296 patents)

silverMedal Richard Stuart Seger, Jr (228 out of 230 patents)

bronzeMedal Patrick Troy Gray (203 out of 211 patents)

4.  Gerald Dale Morrison (183 out of 185 patents)

5.  Timothy W Markison (117 out of 498 patents)

6.  Michael Shawn Gray (86 out of 88 patents)

7.  Phuong Huynh (69 out of 73 patents)

8.  Kevin Joseph Derichs (69 out of 80 patents)

9.  Shayne X Short (37 out of 37 patents)

10.  John Christopher Price (28 out of 30 patents)

11.  Michael Frederick David Olley (17 out of 17 patents)

12.  Grant Howard McGibney (15 out of 49 patents)

13.  Hans Howard Eilers (7 out of 7 patents)

14.  Sarah Marie Derichs (7 out of 7 patents)

15.  Patricia Markison Healy (6 out of 6 patents)


Core Competencies:
Touch Sensor
Capacitance Detection
Noise Prediction
Multiuser Interaction
Impedance Sensing
Wireless Communication
Data Processing
Pressure Sensors
Analog Front End
ECG Leads
Gesture Detection
Power Harvesting

372 patents:

1. 12712558 - DATA SENSING CIRCUIT WITH PARALLEL DIGITAL FILTER PROCESSING (2026-08-18),
2. 12541267 - Touch sensor noise prediction and cancellation (2026-02-03),
3. 12524099 - Analog front end channel driver circuit (2026-01-13),
4. 12498818 - Touchscreen data reception from user device via user (2025-12-16),
5. 12481400 - Enhanced capacitance touch screen display and methods for use therewith (2025-11-25),
6. 12449462 - Drive sense circuit with transient suppression (2025-10-21),
7. 12446798 - Personal monitoring system for monitoring body conditions using e-field communications (2025-10-21),
8. 12443303 - Panel detection discrimination for extended sensor panels (2025-10-14),
9. 12411562 - Passive device with compressible pressure assembly for z-direction capacitance detection (2025-09-09),
10. 12409326 - Drive-sense circuit (DSC) serviced electrocardiogram (ECG) leads (2025-09-09),
11. 12407196 - Wireless power transfer and communications (2025-09-02),
12. 12405696 - No-ground plane differential touch screen display (2025-09-02),
13. 12373070 - System for detecting and validating multiuser interaction with interface elements via signaling through users bodies (2025-07-29),
14. 12360641 - System for detecting and validating multiuser interaction with interface elements via perimeter sensors (2025-07-15),
15. 12360630 - Touch sensor device with differentiated priority sensing region (2025-07-15),
Sigmasense, LLC, based in Austin, TX, specializes in advanced touch sensor technology, focusing on innovative solutions for capacitance detection and impedance sensing. The company is dedicated to enhancing user interaction through multiuser capabilities and noise prediction, enabling seamless wireless communication and data processing. Their expertise extends to pressure sensors, positioning them at the forefront of developing intuitive and responsive touch interfaces across various applications.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Sigmasense, LLC.
372 Patents

#10 in Austin, TX

#74 in Texas

#1,237 in US

#2,478 in the World

Austin, TX (US)
Austin, TX, United States of America

Sigmasense, LLC.

Forward Citations = 349

24 inventors:

goldMedal Daniel Keith Van Ostrand (268 out of 296 patents)

silverMedal Richard Stuart Seger, Jr (228 out of 230 patents)

bronzeMedal Patrick Troy Gray (203 out of 211 patents)

4.  Gerald Dale Morrison (183 out of 185 patents)

5.  Timothy W Markison (117 out of 498 patents)

Please report any incorrect information to [email protected]
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