Location History:
- Costa Mesa, CA (US) (1990 - 1994)
- Denison, TX (US) (1997)
- Westford, MA (US) (2006)
- Port St. Lucie, FL (US) (2010)
Company Filing History:
4 out of 24 
4 out of 832,891 Years Active: 1990-2010
Title: The Innovative Contributions of Charles W Duncan
Introduction
Charles W Duncan is a notable inventor based in Costa Mesa, California. He holds a total of eight patents, showcasing his significant contributions to the field of technology and innovation. His work primarily focuses on electrical connectivity and tracking systems, reflecting his expertise in engineering and design.
Latest Patents
One of Duncan's latest inventions is an adapter for air conditioning connectors. This invention features an electrical connectivity disc that includes a plurality of serrated slots positioned around the disc. The disc is designed with barbs along its peripheral edge and a center aperture, allowing for effective electrical connections. The discs are inserted into a cylindrical tubular structure, where a cable is crimped to create an electro-mechanical interface with the structure, ultimately connecting to an air conditioning power input terminal block.
Another significant patent is an apparatus and method for tracking the location and position of an individual using an accelerometer. This invention is aimed at electronic position and location tracking of various items, particularly for individuals. It utilizes data from both an external position locating apparatus and an accelerometer to convert information into position and direction of travel.
Career Highlights
Throughout his career, Charles W Duncan has worked with various companies, including Sinco, Inc. His innovative spirit and technical skills have allowed him to develop solutions that address real-world problems, particularly in the fields of electrical engineering and tracking technology.
Collaborations
Duncan has collaborated with notable individuals such as John F Starr and John B Ebbesmeyer. These partnerships have likely contributed to the development and refinement of his inventions, enhancing their effectiveness and applicability.
Conclusion
Charles W Duncan's contributions to innovation through his patents demonstrate his commitment to advancing technology. His work in electrical connectivity and tracking systems highlights the importance of inventors in shaping modern solutions.