Company Filing History:
2 out of 12 
5 out of 832,761 Years Active: 2003-2006
Title: Innovations by David R Campbell
Introduction
David R Campbell is an accomplished inventor based in Reno, NV. He holds a total of seven patents, showcasing his expertise in the field of energy storage systems. His innovative contributions have significantly advanced the technology surrounding flywheel energy storage.
Latest Patents
One of his latest patents is a life counter for flywheel energy storage systems. This invention calculates and records the life utilized of the flywheel, indicating when it should be removed from service based on operational history rather than symptoms of failure. The life counter effectively monitors various parameters of the flywheel energy storage system, ensuring safe operation by alerting users when the safety margin is reached. This proactive approach helps prevent catastrophic failures by allowing for timely removal from service.
Another notable patent is the long-life vacuum system for energy storage flywheels. This invention provides a method for maintaining a vacuum inside a flywheel chamber for the life of the power source. It combines cleaning and de-gassing treatments with a chemical type metal alloy getter that matches the outgassing of the flywheel. The getter can be reactivated throughout the life of the system, enhancing reliability and performance.
Career Highlights
Throughout his career, David R Campbell has worked with various companies, including Indigo Energy, Inc. His experience in the industry has allowed him to develop innovative solutions that address critical challenges in energy storage technology.
Collaborations
David has collaborated with notable individuals, including Christopher W Gabrys. Their partnership has contributed to the development of advanced technologies in the field.
Conclusion
David R Campbell's contributions to the field of energy storage through his innovative patents demonstrate his commitment to enhancing technology and safety in flywheel systems. His work continues to influence the industry and pave the way for future advancements.