This inventor holds 14 USPTO granted patents. Top assignees: 3M Innovative Properties Company, Mici Limited Partnership IV, Spin Corporation. Active years: 1986-2007.
Location History:
- Wayzata, MN (US) (1986 - 1988)
- Eden Prarie, MN (US) (1990)
- Eden Prairie, MN (US) (1990 - 1995)
- Newport, MN (US) (2004 - 2007)
Company Filing History:
6 out of 22,379 
3 out of 3 
2 out of 2 
Years Active: 1986-2007
Title: The Innovative Contributions of Earl W. Clausen from Eden Prairie, MN
Introduction: Earl W. Clausen is a notable inventor based in Eden Prairie, Minnesota, renowned for his significant contributions to the field of engineering and biomedical technology. With a remarkable portfolio of 14 patents, Clausen has developed innovative solutions, particularly in the arena of centrifugal pumps for medical applications.
Latest Patents: Among Clausen's most recent patents are two groundbreaking inventions. The first, titled "Gas Removal from a Centrifugal Pump," introduces a system designed to efficiently remove gas that accumulates along the axis of rotation of the pump's shaft and impeller. This invention employs multiple vent inlets located in the gas accumulation area, allowing for a suction device to draw out the trapped gas, enhancing the operational effectiveness of centrifugal blood pumps.
The second patent, "Duplex Blood Pump for Heart Surgery," presents a two-chambered centrifugal blood pump specifically engineered for pumping biological fluids, such as blood. This innovative pump consists of one chamber dedicated to circulating blood through the natural lungs, while the other chamber manages blood flow through the remainder of the body. Each chamber is equipped with its own inlet and outlet ports for seamless attachment of tubing and cannulae. An adjustable clamp is also included to allow precise control of pressure adjustments required for both the pulmonary and systemic circuits.
Career Highlights: Clausen has had a diverse career, contributing his expertise to reputable organizations. He has previously worked with the Minnesota Mining and Manufacturing Company, commonly known as 3M, where he honed his skills in innovation and product development. His experience has greatly informed his inventions, particularly in the medical field.
Collaborations: Throughout his career, Clausen has collaborated with notable professionals such as Lloyd C. Hubbard, enhancing his inventive capabilities and fostering a dynamic exchange of ideas that has contributed to the advancement of his technologies.
Conclusion: Earl W. Clausen exemplifies the spirit of innovation through his numerous patents and contributions to engineering and medicine. His work continues to impact the medical field, particularly in improving the efficacy and safety of blood pumping technology. As we advance further into a technology-driven future, the contributions of inventors like Clausen remain invaluable.