Andrew Thomas

Title: Andrew Thomas: A Pioneer in Ultrasonic Testing Technologies

Introduction

Andrew Thomas, located in Westford, MA, is an accomplished inventor with an impressive portfolio of 22 patents. His work largely focuses on advancements in ultrasonic testing, which is essential for material integrity assessments across various industries.

Latest Patents

Among his most recent innovations, Andrew has developed techniques for ultrasonic testing which feature single shot processing. This method employs one or more acquisition cycles to measure the thickness of materials effectively. The signal from these cycles is amplified and transformed into a digital format, allowing for precise calculations of material thickness using time-variable thresholds.

Additionally, he has innovated a circuit and method for providing a stable display for eddy current instruments. This invention includes a rotary bolt hole eddy current inspection scanner that utilizes a differential eddy current probe. The scanner's circuitry is enhanced with a filtering circuit comprising FIR (Finite Impulse Response), a low pass filter, and a phase control filter through a Hilbert transform. Notably, the output from a scan displays an impedance signal that retains a stable size even when the scanner's rotation rate varies significantly.

Career Highlights

Andrew has made significant contributions to the field while working at esteemed companies, namely Olympus NDT and Olympus Scientific Solutions Americas Corporation. His efforts have helped push the boundaries of ultrasonic testing technologies, making them more effective and reliable in industrial applications.

Collaborations

Throughout his career, Andrew has collaborated with notable professionals such as Steven Besser and Jason Toomey. Together, they have forged innovations that continue to impact the material testing industry positively.

Conclusion

Andrew Thomas's extensive patent portfolio and his commitment to advancing ultrasonic testing technology underscore his status as a leading inventor in the field. His inventions not only enhance testing methodologies but also set new standards for safety and quality in various applications across industries.