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For the Inventor, By the Inventor

Tempe, AZ, United States of America

Richard Alexander Erhart

This inventor holds 63 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent, primarily in Biometric Sensing Technology (CPC class G06F). Top assignees: Synaptics Corporation, Motorola Corporation, National Semiconductor Corporation. Active years: 1990-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard Alexander Erhart. Retrieved from https://idiyas.com/inventor/richard-alexander-erhart

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 63 

% Patents Active = 96.8


Average Co-Inventor Count = 2.7

ph-index = 23

Forward Citations = 1,459(Granted Patents)

Forward Citations (Not Self Cited) = 1,364(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Boynton Beach, FL (US) (1990 - 1993)
  • Chandler, MN (US) (1995)
  • Chandler, AZ (US) (1992 - 2004)
  • San Jose, CA (US) (2017)
  • Tempe, AZ (US) (2005 - 2018)

Company Filing History:

goldMedal15 out of 1,399 
 
Synaptics Corporation
 patents
silverMedal12 out of 20,290 
 
Motorola Corporation
 patents
bronzeMedal12 out of 4,791 
 
National Semiconductor Corporation
 patents
4. 10 out of 32 
 
Validity Sensors, Inc.
 patents
5. 10 out of 11 
 
Vivid Semiconductor, Inc.
 patents
6. 4 out of 8,956 
 
Medtronic, Inc.
 patents
7. 1 out of 3,523 
 
Harris Corporation
 patents
where one patent can have more than one assignee

Years Active: 1990-2018

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Areas of Expertise:
Fingerprint Sensor
Biometric Authentication
Noise Reduction
Power Optimization
Capacitive Sensing
Display Driver Circuit
Graphics Systems
Integrated Circuits
Electrostatic Discharge
Data Bus Protocol
Programmable Patterns
User Authentication
63 patents (USPTO):Explore Patents
1. 10048787 - Fingerprint sensor and integratable electronic display (2018-08-14),
2. 10043053 - Systems and methods for authenticating a user of a biometric sensor (2018-08-07),
3. 9760757 - Systems and methods for authenticating a user of a biometric sensor (2017-09-12),
4. 9697411 - Biometric object sensor and method (2017-07-04),
5. 9665762 - Tiered wakeup strategy (2017-05-30),
6. 9594498 - Integrated fingerprint sensor and navigation device (2017-03-14),
7. 9406580 - Packaging for fingerprint sensors and methods of manufacture (2016-08-02),
8. 9400911 - Fingerprint sensor and integratable electronic display (2016-07-26),
9. 9274553 - Fingerprint sensor and integratable electronic display (2016-03-01),
10. 9195877 - Methods and devices for capacitive image sensing (2015-11-24),
11. 9152838 - Fingerprint sensor packagings and methods (2015-10-06),
12. 9137438 - Biometric object sensor and method (2015-09-15),
13. RE45650 - Apparatus and method for reducing parasitic capacitive coupling and noise in fingerprint sensing circuits (2015-08-10),
14. RE45601 - Fingerprint sensing circuit having programmable sensing patterns (2015-07-06),
15. 9001040 - Integrated fingerprint sensor and navigation device (2015-04-07),

Title: Richard Alexander Erhart: A Pioneer in Biometric Technology

Introduction

Richard Alexander Erhart, based in Tempe, Arizona, is an accomplished inventor with a remarkable portfolio of 63 patents. His innovative work primarily focuses on biometric sensors and electronic display technologies, positioning him at the forefront of advancements in user authentication and security.

Latest Patents

Among his latest contributions to the field are groundbreaking inventions such as a fingerprint sensor with an integratable electronic display. This innovative fingerprint sensor features a conductive layer incorporated within an electronic display. It is designed to capture fingerprint images and has the capability to control the display itself. Erhart has also developed systems and methods for authenticating users of biometric sensors. This novel approach includes sensing biometric data, such as fingerprints, and transmitting it to a host system that performs multiple authentication processes to verify the biometric data. These patents highlight Erhart's commitment to enhancing the security and convenience of biometric authentication.

Career Highlights

Throughout his career, Erhart has worked with notable companies in the tech industry, including Synaptics Corporation and National Semiconductor Corporation. His experience in these organizations has contributed significantly to his expertise in biometric technology and electronic systems.

Collaborations

Erhart's journey as an inventor has brought him into collaboration with esteemed colleagues, including Jaswinder S. Jandu and Erik Jonathon Thompson. Together, they have worked on innovative projects that have advanced the field of biometrics and electronic displays.

Conclusion

Richard Alexander Erhart continues to make significant strides in the technology sector with his inventive spirit and dedication to enhancing biometric systems. His contributions reflect the endless possibilities of innovation in securing personal data and improving user experience through technology. As industries increasingly adopt these advancements, Erhart's influence on the development of biometric technology will undoubtedly continue to grow.

Profile summary based on public USPTO records.
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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