Fred S Coffey

Title: **The Innovative Mind of Fred S. Coffey**

Introduction

Fred S. Coffey is a distinguished inventor based in Newark, Ohio, with an impressive portfolio of seven patents. His innovations primarily focus on advancements in materials science and noise control technologies, showcasing his aptitude for solving practical challenges in engineering and technology.

Latest Patents

Among his latest contributions, Coffey developed a method for active noise control using piezoelectric sensors and actuators. This invention provides a unique solution to reduce noise generated by machines. The method involves sensing the machine's noise with a piezoelectric sensor, sending an activation signal to a piezoelectric actuator, which operates independently of a waveguide. Additionally, it allows for optimization of noise reduction by incorporating machine speed parameters through a second sensor. Another notable patent pertains to a method for producing glass mat from glass with a relatively high alkali content. This innovative technique includes chopping glass fibers while they are wet and freezing them to prevent alkali leaching, subsequently enabling the creation of a glass fiber mat through a wet process.

Career Highlights

Fred S. Coffey has made significant strides in his career, having worked with notable companies such as Owens-Corning Fiberglas Corporation and Owens Corning Fiberglas Technology, Inc. His tenure in these organizations allowed him to push the boundaries of material technology and acoustics, contributing to advancements that have practical applications across various industries.

Collaborations

Throughout his career, Coffey has collaborated with a number of talented individuals, including David V. Stotler and Vijay K. Varadan. These collaborations have provided him with diverse insights and have enhanced the development of his innovative projects.

Conclusion

Fred S. Coffey stands out as a key figure in the field of invention and innovation. His patents reflect a commitment to advancing technology for noise control and materials science, ensuring that his contributions will continue to impact industries in meaningful ways. With a solid track record and innovative mindset, Coffey embodies the spirit of invention that drives progress in engineering and technology.