Location History:
- Santa Cruz County, CA (US) (2001)
- Santa Cruz, CA (US) (1987 - 2004)
Company Filing History:
15 out of 8,679 
1 out of 10 
1 out of 38 
Years Active: 1987-2004
Title: The Innovative Contributions of Donald J. MacLeod
Introduction
Donald J. MacLeod is a notable inventor based in Santa Cruz, California, recognized for his significant contributions to technology through his 17 patents. His work primarily focuses on advancements in magnetizing apparatus and electrochemical machining, showcasing his expertise in electrical engineering and materials science.
Latest Patents
One of MacLeod's latest patents is a magnetizing apparatus that features a circular magnetizer. This device comprises circular insulating inset holding pans of axially disposed wires, with each pair carrying a current oppositely directed from the adjacent pair. The insert is designed to face a back iron across a circular gap, allowing a circular magnet to be positioned within it. The arrangement of wires creates flux lines that establish alternating magnetic poles separated by null zones in the magnet. Another significant patent is for an electrode design for electrochemical machining of grooves. This apparatus defines patterns electrochemically on conductive materials by forming conductive features of a tool, providing insulative properties around these features. It utilizes an immersive medium, including an etchant or plating material, to define the pattern on a workpiece, applying electric direct current to concentrate the medium at desired locations.
Career Highlights
Throughout his career, MacLeod has worked with prominent companies such as Seagate Technology Incorporated and Applied Motion Products, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology and engineering.
Collaborations
MacLeod has collaborated with notable individuals in the field, including Klaus Dieter Kloeppel and Robert Michael Pelstring. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Donald J. MacLeod's contributions to the field of technology through his patents and collaborations highlight his innovative spirit and dedication to advancing engineering solutions. His work continues to influence the industry and inspire future inventors.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.