1
David G Capper, Stan Axelrod: Control interface apparatus. David G Capper, Kolisch Hartwell Dickinson McCormack & Heuser, February 22, 1994: US05288078 (330 worldwide citation)

This invention comprises a control interface between a machine and a physical object. The invention includes an infrared transmitter for transmitting a first infrared signal to an object. Upon striking the object, the infrared signal is reflected forming a reflected infrared signal. An infrared rece ...


2
David G Capper, Stan Axelrod: Control interface apparatus. Kolisch Hartwell Dickinson McCormack & Heuser, May 28, 1996: US05521616 (27 worldwide citation)

This invention comprises a control interface between a machine and a physical object. The invention includes an infrared transmitter for transmitting a first infrared signal to an object. Upon striking the object, the infrared signal is reflected forming a reflected infrared signal. An infrared rece ...



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