John L Visher

Title: Innovations of John L. Visher

Introduction

John L. Visher is a notable inventor based in Malibu, California. He has made significant contributions to the field of acoustics and artificial impedance surfaces. With a total of five patents to his name, Visher's work reflects a deep understanding of sound engineering and innovative design.

Latest Patents

Among his latest patents is the "Acoustic Absorber," which discloses a design containing a plurality of adjacent passages defined by walls. These walls are configured to generate alternating high and low-pressure zones as acoustic energy travels through the absorber. Another significant patent is the "Method and System for Determining an Optimized Artificial Impedance Surface." This invention outlines a method for calculating an artificial impedance pattern on a surface using optical holographic techniques. It involves determining an optimized artificial impedance pattern by iteratively recalculating based on actual surface wave profiles and desired far-field radiation patterns.

Career Highlights

John L. Visher is currently associated with Hrl Laboratories, LLC, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the understanding of acoustic materials and their applications in various industries.

Collaborations

Visher has collaborated with notable colleagues, including John Jacob Ottusch and Daniel Frederic Sievenpiper. These partnerships have fostered a creative environment that encourages the exchange of ideas and technological advancements.

Conclusion

John L. Visher's contributions to the field of acoustics and artificial impedance surfaces highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to solving complex engineering challenges and improving sound management solutions.