1
William A Truschel, Patrick W Truitt, Winslow K Duff: Measurement of a fluid parameter in a pressure support system. RIC Investments, Michael W Haas, November 29, 2005: US06968842 (28 worldwide citation)

A pressure support system has a motor, a switching element that supplies power to motor windings, and a blower coupled to the motor. Rotation of the blower elevates a pressure of fluid in a patient circuit coupled to an outlet of the blower. A rotational speed controller maintains the motor at a set ...


2
William A Truschel, Patrick W Truitt, Winslow K Duff: Measurement of a fluid parameter in a pressure support system. Ric Investments, Michael W Haas, September 15, 2009: US07588031 (4 worldwide citation)

A pressure support system has a motor, a switching element that supplies power to motor windings, and a blower coupled to the motor. Rotation of the blower elevates a pressure of fluid in a patient circuit coupled to an outlet of the blower. A rotational speed controller maintains the motor at a set ...


3
William A Truschel, Patrick W Truitt, Winslow K Duff: Measurement of a fluid parameter in a pressure support system. RIC Investments, Michael W Haas Intellectual Property Counsel, Respironics, May 25, 2006: US20060107953-A1

A pressure support system has a motor, a switching element that supplies power to motor windings, and a blower coupled to the motor. Rotation of the blower elevates a pressure of fluid in a patient circuit coupled to an outlet of the blower. A rotational speed controller maintains the motor at a set ...