1
Lawrence J Hutchings: System and method for measuring movement of objects. Sofer & Haroun, March 3, 1998: US05724265 (328 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a person while running or walking. Accelerometers and rotational sensors are placed in the sole of one shoe along with an electronic circuit that performs mathematical calculations to determine the distance and height of each ...


2
Lawrence J Hutchings: Rotational sensor system. Aeceleron Technologies, Sofer & Haroun, October 23, 2001: US06305221 (265 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a person while running or walking. Accelerometers and rotational sensors are placed in the sole of one shoe along with an electronic circuit that performs mathematical calculations to determine the distance and height of each ...


3
Lawrence J Hutchings: System and method for measuring movement of objects. Acceleron Technologies, Sofer & Haroun, May 4, 1999: US05899963 (257 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a moving object or a person while running or walking. Accelerometers and rotational sensors are placed in the object or in the sole of one shoe, or in a wrist watch or the waist of the user, along with an electronic circuit th ...


4
Lawrence J Hutchings, Richard Gross, Stephen Jarpe: System and method for measuring movement of objects. Acceleron Technologies, Sofer & Haroun, September 26, 2000: US06122960 (153 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a person while running or walking. Accelerometers and rotational sensors are placed in the sole of one shoe along with an electronic circuit that performs mathematical calculations to determine the distance and height of each ...



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