Description: LED position sensors; LED motion recognition sensors; Linear Variable Differential Transformer sensor controller, namely, electrical controllers for electrical transducers; sensors for measuring distance not for medical use; motion detecting sensors; motion recognizing sensors; downloadable digital wireless telecommunications software for communicating between sport equipment, namely, sensors used for detecting the presence, motion, contact, or striking of table tennis balls, and mobile application on phone or computer; digital sensors for sensing table tennis ball bounce or position, other than for medical use; digital boards, namely, light emitting diode (LED) and OLED (organic light emitting diode) display panels; sensors for determining position; downloadable computer application software for mobile phones, namely, software for tracking and sharing performance data from control of table tennis practice equipment or table tennis accessories; electronic indicator panels; electronic data recorders for keeping score; electronic numeric displays for keeping score; electronic scoreboards; electronic publications, namely, manuals in the field of table tennis
