Douglas Alan Hofmann

Title: The Innovations of Douglas Alan Hofmann

Introduction

Douglas Alan Hofmann, an accomplished inventor based in Hebron, Ohio, has made significant contributions to the field of materials science. With a remarkable portfolio of 19 patents, Hofmann is recognized for his innovative glass compositions and manufacturing methods that enhance the performance and application of glass fibers in various industries.

Latest Patents

Hofmann's latest patents include a groundbreaking glass composition for producing high strength and high modulus fibers. This specific glass composition consists of SiO in amounts ranging from about 70.0% to about 78.2% by weight, AlO ranging from 18.6% to 26.2% by weight, and MgO from about 3.1% to about 10.7% by weight, among other components. This innovative glass composition is particularly noteworthy as it is free or substantially free of BO and fluorine, resulting in glass fibers with exceptional specific strength and low density. These characteristics make the fibers ideal for high-performance applications such as wind blades and aerospace structures.

Additionally, Hofmann has developed a method for manufacturing S-glass fibers in a direct melt operation. The unique method employs a refractory-lined glass melter and features a specific fiberizing temperature of less than 2650°F. By utilizing oxide-based refractory-lined furnaces, the production cost of the glass fibers is significantly reduced compared to traditional methods that employ platinum-lined melting furnaces. This innovation not only enhances the manufacturing process but also contributes to the development of high strength composite articles that utilize these glass fibers.

Career Highlights

Throughout his career, Hofmann has remained at the forefront of innovation in materials technology. His expertise and inventive spirit have led to the creation of various patents that address modern engineering challenges and push the boundaries of material capabilities. Working with OCV Intellectual Capital, LLC, Hofmann has contributed to advancements that benefit both the industry and consumers alike.

Collaborations

Hofmann's work is complemented by collaborations with talented coworkers such as Peter Bernard McGinnis and John W. Wingert. These partnerships bring together diverse expertise and foster a creative environment focused on achieving innovative solutions in material science. Their collective efforts contribute to the development of advanced technologies and applications that underline the importance of teamwork in the field of invention.

Conclusion

Douglas Alan Hofmann stands out as a significant figure in the realm of glass fiber innovation. His extensive patent portfolio reflects not only his ingenuity but also his commitment to advancing materials technology. With contributions that enhance the performance and efficiency of glass fibers, Hofmann's work continues to shape the future of industries that rely on high-strength materials.