Location History:
- Los Angeles, CA (US) (1977)
- Rochester Hills, MI (US) (2013 - 2022)
Company Filing History:
10 out of 30,943 
1 out of 832,680 Years Active: 1977-2025
Title: John D Campbell: Innovator in Electrical Conductor Technology
Introduction
John D Campbell is a notable inventor based in Rochester Hills, MI (US). He holds a total of 11 patents that showcase his contributions to electrical conductor technology. His innovative approaches have significantly impacted the field, particularly in the design and preparation of wire conductors.
Latest Patents
Among his latest patents is a method and system for preparing a terminal for an insulated wire conductor. This invention involves a mechanical ablation process to remove the insulative material from the outer surface of the wire conductor. Additionally, it employs a laser tool to execute a laser ablation process on the opposed faces of the wire conductor. Another significant patent is for a hairpin conductor for an electric motor stator. This design includes two wire segments that are welded together to form a hairpin conductor, enhancing the efficiency and functionality of electric motors.
Career Highlights
Throughout his career, John D Campbell has worked with GM Global Technology Operations LLC, where he has contributed to various innovative projects. His work has been instrumental in advancing technologies related to electrical conductors and motor systems.
Collaborations
Some of his notable coworkers include Frederick W Rhoads and Thomas Arthur Perry. Their collaborative efforts have further enriched the innovations stemming from their combined expertise.
Conclusion
John D Campbell's contributions to electrical conductor technology through his patents and collaborations highlight his role as a significant innovator in the field. His work continues to influence advancements in electrical engineering and motor design.
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.