Electronic components, namely switches, dip switches, rotary switches, and push button switches; keyboards and keyboard modules; keypads; front panels for electronic equipment; optical and mechanical encoders; termination hardware; I/O modules; I/O racks and bases; controllers; LAN transceivers and IP LAN routers; Parts for binding posts; Test clips; Test clip adapters; Multi-touch ring encoders; encoders; touch pads; computer touch screens; electronic display interfaces; computer joysticks; Multi-touch gesture recognition software used with touchpads for interfacing with medical devices; Computer control devices, namely, touchpads