Company Filing History:
3 out of 5 
1 out of 269 
Years Active: 1992-1999
Title: Harold Berger: Innovator in Ultrasonic Wave Technology
Introduction
Harold Berger is a notable inventor based in Gaithersburg, MD (US). He has made significant contributions to the field of ultrasonic wave technology, holding a total of 4 patents. His work focuses on methods for obtaining near-surface characteristics of materials, which has applications in various industries.
Latest Patents
Among his latest patents is a method and system for obtaining near-surface characteristics of a material. In this innovative approach, a series of single frequency ultrasonic Rayleigh waves are generated within the material using a generating system. The Rayleigh waves are then detected by a detection system that is remote from the generating system. The velocities of the detected Rayleigh waves are determined at selected frequencies, allowing for the preparation of a depth profile of one or more characteristics of the material based on the determined Rayleigh wave velocities.
Career Highlights
Throughout his career, Harold has worked with several prominent companies, including Industrial Quality, Inc. and Lockheed Missiles & Space Company, Inc. His experience in these organizations has contributed to his expertise in ultrasonic technology and material characterization.
Collaborations
Harold has collaborated with notable individuals in his field, including Eric A. Lindgren and Moshe Rosen. These collaborations have further enhanced his work and innovation in ultrasonic wave technology.
Conclusion
Harold Berger's contributions to ultrasonic wave technology and his innovative methods for material characterization have established him as a significant figure in his field. His patents reflect a commitment to advancing technology and improving material analysis techniques.