Company Filing History:
3 out of 21,595 
1 out of 26 
1 out of 832,912 Years Active: 1976-1985
Title: The Innovations of Inventor Jean Berchtold
Introduction
Jean Berchtold, an inventive mind based in La Jolla, California, has made significant contributions to the field of materials science and engineering. With a total of five patents to his name, Berchtold's work primarily focuses on advanced glass compositions and metal alloys, showcasing his expertise and innovative spirit.
Latest Patents
Among his latest patents, Berchtold has developed unique formulations and processes that enhance the functionality and performance of materials. One such patent is for an alumina glass composition and a magnetic head incorporating the same. This patent describes a specialized glass composition that includes an oxide of an alkali metal or alkaline earth, along with non-alkali metal oxides. The composition exhibits a coefficient of thermal expansion of 80-170 × 10⁻⁷ °C⁻¹, featuring 5-15 mole % Al₂O₃ and a compatible glass former to ensure solubility.
Another notable patent authored by Berchtold involves a process for preparing hot-pressed sintered aluminum-silicon-iron alloys. This innovative process yields alloys with an excellent combination of properties by forming alloy powder that is sintered and hot-pressed simultaneously. The resulting materials are characterized by their enhanced electrical resistivity and hardness, thanks in part to an optional nitriding step prior to sintering.
Career Highlights
Jean Berchtold has had the privilege of working with renowned companies such as Eastman Kodak Company and Spin Physics, Inc. His experience in these organizations has provided a strong foundation for his innovative work in materials technology.
Collaborations
During his career, Berchtold has collaborated with notable individuals, including his coworker Bradford D. West, Jr. Their combined expertise likely fostered an environment of creativity and technological advancement within their respective projects.
Conclusion
Jean Berchtold stands out as a prolific inventor whose contributions to material sciences have led to advancements in glass and alloy technologies. His dedication to innovation and collaboration continues to inspire future developments in the field.