Alan R Selfridge

Title: Alan R Selfridge: Innovator in Acoustic Sensing Technology

Introduction

Alan R Selfridge, an inventive mind located in Palo Alto, California, has made significant contributions to the field of acoustic sensing technology. With a total of five patents to his name, Selfridge's innovations have enhanced the calibration processes in various applications, most notably in lithotripters.

Latest Patents

Among his recent patents, Selfridge has developed an "Acoustic wave sensor and method of making same" which details the construction of a hydrophone designed for calibrating lithotripters. This invention features a spot poled disc of piezoelectric material mounted on a brass cylinder backing. The hydrophone uses a coaxial cable for electric connections, ensuring protection through a mixture of polymeric material and microballoons to prevent damage from ultrasonic shock waves. Additionally, another significant patent from Selfridge is the "Lens assembly for focusing energy". This acoustical lens focuses ultrasonic energy and comprises a transducer made of piezoelectric crystal elements, coupled with a voltage generator to transmit a focused energy beam through its curved lens.

Career Highlights

Throughout his career, Alan R Selfridge has dedicated himself to advancing acoustic technologies, particularly through his work with various companies. He has acquired valuable experience which reflects in his creative solutions and patents. His expertise and innovative potential have made substantial impacts in the industry.

Collaborations

In collaboration with fellow inventors, such as James W Pell and Gerald L Hansen, Selfridge has contributed to a progressive team-oriented approach in driving advancements in technological innovations. These partnerships underscore the importance of teamwork in the progression of new inventions within the field.

Conclusion

Alan R Selfridge's work exemplifies the dedication to innovation in acoustic sensing technologies. With his impressive patent portfolio and collaboration with notable colleagues, Selfridge remains an influential figure in the realm of inventions, specifically in the development of devices that enhance medical treatment methodologies through focused acoustic energy harnessing. His contributions are invaluable in the quest for improved medical instruments and techniques.