Location History:
- Brunswick Hills, OH (US) (1997)
- Duluth, GA (US) (2003)
Company Filing History:
Years Active: 1997-2003
Title: Mark A Colman: Innovator in Liquid Level Control Technologies
Introduction
Mark A Colman is a notable inventor based in Duluth, GA, with a focus on advancements in liquid level control technologies. He holds a total of four patents, showcasing his commitment to innovation in this field. His work has significantly contributed to improving the efficiency and reliability of liquid level indicators and controllers.
Latest Patents
Colman's latest patents include the "Automatic Boiler Level Controller," which introduces an improved method for monitoring boiler water levels. This invention features a positive blowdown signal that alerts operators when the alarm probe is in steam, ensuring proper functionality. Additionally, the controller employs a novel methodology for sensing water levels using conductivity probes, enhancing accuracy through a capacitor charging and discharging mechanism.
Another significant patent is the "Method and System for Detecting and Cross-Checking Faulty Sensors in Liquid Level Indicators and Controllers." This invention provides a comprehensive approach to identifying and verifying faulty sensors within liquid level systems. It includes a control unit that manages the operation of the liquid level indicator and controller, utilizing sensors to monitor liquid levels and an indicating device to display this information. The system operates in two modes: a monitor mode for regular operation and a fault detection mode to identify sensor issues.
Career Highlights
Mark A Colman is currently employed at Clark-Reliance Corporation, where he continues to develop innovative solutions in liquid level control. His expertise and contributions have made a significant impact on the industry, enhancing the safety and efficiency of various applications.
Collaborations
Colman has collaborated with notable coworkers, including David E Brown and Michael J Kett, who have contributed to his projects and innovations.
Conclusion
Mark A Colman is a distinguished inventor whose work in liquid level control technologies has led to significant advancements in the field. His patents reflect a deep understanding of the challenges in liquid monitoring and a commitment to developing effective solutions.