Location History:
- Boxborough, MA (US) (1982)
- Ashland, MA (US) (1983)
Company Filing History:
Years Active: 1982-1983
Title: The Innovations of John C. Stubbart
Introduction
John C. Stubbart is an accomplished inventor based in Boxborough, MA (US). He has made significant contributions to the field of technology, particularly in the areas of servo control systems and impact sensors. With a total of 2 patents to his name, Stubbart's work showcases his innovative spirit and technical expertise.
Latest Patents
Stubbart's latest patents include a Servo Control System and a Probe Impact Sensor for a simulator. The Servo Control System is designed for positioning a load and utilizes a velocity drive signal derived from a positional error signal. This system features a non-linear velocity drive signal that is expressed in the form V = √(2AD), where A represents the acceleration of the load and D denotes the positional error. The Probe Impact Sensor is an innovative device that activates an electrical switch when an optical probe approaches an obstruction within a predetermined distance. This sensor employs a resilient connector to maintain the switch in a non-actuation condition until the probe reaches the specified distance.
Career Highlights
Stubbart is currently associated with The Singer Company, where he continues to develop and refine his inventions. His work has had a notable impact on the industry, demonstrating his commitment to advancing technology.
Collaborations
Some of Stubbart's coworkers include James A. Turner and John T. Reed, who contribute to the collaborative environment that fosters innovation within their projects.
Conclusion
John C. Stubbart's contributions to technology through his patents reflect his dedication to innovation and problem-solving. His work continues to influence the field, showcasing the importance of inventive thinking in advancing technology.