Company Filing History:
3 out of 188 
1 out of 27 
Years Active: 2011-2017
Title: The Innovative Mind of Donald Steen
Introduction
Donald Steen is an accomplished inventor based in Sanford, North Carolina, known for his contributions to the field of pumping systems. With a total of three patents to his name, Steen has made significant advancements that optimize the performance of water management systems.
Latest Patents
Steen's latest patent focuses on a control algorithm for a variable speed pumping system. This innovative pumping system includes a motor that adjusts the flow rate of water and manages flow pressure, ensuring operational efficiency. The system determines the flow rate and pressure values, making real-time adjustments to maintain constant values. Notably, the pump has the ability to switch between flow rate control and flow pressure control based on operational requirements. This improves the overall performance, allowing the pump to execute different water operations seamlessly by adjusting its control strategies for each function.
Career Highlights
Throughout his career, Donald Steen has worked with prominent companies in the industry. Notably, he has been associated with Pentair Water Pool and Spa, Inc. and Danfoss Drives A/S, where he contributed to developing advanced technologies in water systems. His experience in these roles has not only broadened his expertise but also enriched the innovations he offers in his patents.
Collaborations
Steen has collaborated with respected professionals in the field, including Lars Hoffmann Berthelsen and Ronald B Robol. These collaborations have fostered an exchange of ideas and insights, enhancing Steen's inventive capabilities and strengthening his contributions to the industry.
Conclusion
Donald Steen exemplifies the spirit of innovation, continuously working to improve the efficiency of pumping systems through his inventive solutions. His patents reflect a dedication to enhancing technology for water management, marking him as an influential figure among modern inventors in this domain. As the industry evolves, Steen's work will undoubtedly play a crucial role in shaping the future of water-related innovations.