Dennis K Briefer

Title: The Innovative Contributions of Dennis K. Briefer

Introduction

Dennis K. Briefer, a prominent inventor located in Berlin, MA, has made significant contributions to the field of engineering with a total of 24 patents to his name. His work primarily focuses on advancements in welding technology and pressure sensing, showcasing his dedication to innovation and practical applications.

Latest Patents

Among his latest innovations is a high current, low impedance resistance welding device. This resistance welding apparatus is characterized by very low output impedance and provides a substantially constant voltage source to low impedance materials (with resistances ranging from 1 to 100 micro-ohms) during the welding process. The system is designed with primary and secondary winding pairs around a high permeability core, allowing the secondary coil(s) to deliver over 75,000 amperes of welding current. Notably, this welding apparatus is lighter, more cost-effective, and energy-efficient compared to conventional systems.

Another significant patent from Briefer is a capacitive pressure sensor featuring encapsulated resonating components. This sensor is designed to measure pressure applied to an elastic member, utilizing a capacitive plate and defining a capacitor with characteristic capacitance. The setup includes an elongated electrical conductor that forms an electrical resonator indicating the pressure applied. This innovative design allows for predictable environmental influences, such as temperature variations and vibrations, enhancing the reliability of pressure measurements.

Career Highlights

Throughout his career, Briefer has worked with several esteemed companies, including Setra Systems, Inc. and Granus Corporation. His experiences in these organizations have enabled him to develop and refine his innovative ideas, translating them into practical solutions for various engineering challenges.

Collaborations

Briefer's success can also be attributed to his collaborative efforts with notable colleagues such as Shih-Ying Lee and Gino Amaro Pinto. Their joint ventures have facilitated the development of groundbreaking technologies, contributing significantly to their respective fields.

Conclusion

Dennis K. Briefer's extensive patent portfolio and collaborative spirit illustrate his commitment to innovation. His inventions, particularly in resistance welding and pressure sensing technologies, reflect a profound understanding of engineering principles and a drive to advance industry standards. As he continues to explore new frontiers, the impact of his work will surely resonate within the technology landscape for years to come.