Company Filing History:
19 out of 3,622 
2 out of 13 
1 out of 28,559 
Years Active: 2014-2022
Title: John Ross Wallrabenstein: A Pioneer in Device Authentication Technologies
Introduction
John Ross Wallrabenstein is a notable inventor based in West Lafayette, IN, with an impressive portfolio of 22 patents. His contributions mainly focus on innovative authentication methods for electronic devices using physical unclonable functions (PUFs), showcasing his expertise in enhancing cybersecurity measures in technology.
Latest Patents
Among Wallrabenstein's latest patents, two stand out for their technological advancements:
1. **Garbled Circuit for Device Authentication**: This patent describes a method for authenticating a device through a combination of a garbled circuit and a PUF value. The enrollment process involves the collaborative construction of multiple garbled circuits representing bits of a PUF value. During authentication, these circuits are evaluated to compare the enrollment PUF value with an authentication value. If a calculated distance between the two values falls below a predetermined threshold, the device is authenticated.
2. **Device Authentication Based on Analog Characteristics Without Error Correction**: This invention details a system that utilizes PUFs for device authentication without the need for error correction codes. The device generates unique PUF values for authentication, which are compared against enrollment values to ensure security. Adjustments for time variations and circuit aging are also considered, making the system robust and reliable.
Career Highlights
Wallrabenstein has demonstrated his technical prowess through his career at renowned companies. He has worked with Analog Devices, Inc. and Sypris Electronics, LLC, where he developed and refined his innovative approaches to device authentication.
Collaborations
Throughout his career, Wallrabenstein has collaborated with skilled professionals, including John J. Walsh and Douglas J. Gardner. Their collective expertise has contributed to advancing the development of cutting-edge technology in cybersecurity.
Conclusion
John Ross Wallrabenstein's innovative approaches to device authentication have solidified his status as a prominent inventor in the technology sector. His patent portfolio reflects a dedication to enhancing security measures through unique and effective methods. As he continues to develop groundbreaking solutions, his work will undoubtedly influence future advancements in device authentication technologies.