Company Filing History:
3 out of 1,258 
2 out of 3,430 
Years Active: 1983-1986
Title: The Innovative Contributions of Bruce E. MacNeal
Introduction
Bruce E. MacNeal is a notable inventor based in Fullerton, California, recognized for his significant contributions to the field of magnetic materials. With a total of five patents to his name, MacNeal has made strides in enhancing the functionality and efficiency of magnetic systems.
Latest Patents
Among his latest patents, one focuses on altering the switching threshold of a magnetic material. This invention involves a low-anisotropy magnetic material that is exchange coupled with a compatible body of high-anisotropy magnetic material. The innovation allows for a reduced external magnetic field to be required for the nucleation and passage of a domain wall from the low-anisotropy material through the interface and into the high-anisotropy material. The propagation of the domain wall continues to affect a reversal in the direction of magnetization in the high-anisotropy material. Another significant patent is a method and device for creating switchable redundancy with a magnetic system. This invention features a nonmagnetic substrate with a magnetic film separated into a grid-like pattern, forming quadrilateral magnetic elements. The arrangement permits redundant switching of each magnetic post element, enhancing the overall functionality of the system.
Career Highlights
Throughout his career, Bruce E. MacNeal has worked with prominent companies such as Litton Systems, Inc. and Rockwell International Corporation. His experience in these organizations has contributed to his expertise in magnetic materials and systems.
Collaborations
MacNeal has collaborated with notable individuals in his field, including William E. Ross and Isoris S. Gergis. These collaborations have likely enriched his work and led to further advancements in magnetic technology.
Conclusion
Bruce E. MacNeal's innovative work in magnetic materials has made a lasting impact on the industry. His patents reflect a deep understanding of magnetic systems and their applications, showcasing his role as a significant contributor to technological advancements.