Vibration actuators, namely, linear resonant actuators and voice coil motors; Electric rotary motors, not for the propulsion of land vehicles, each including a rotatable shaft with a mass attachment attached thereto that causes an inertial vibration when the shaft is rotated at a sufficient angular velocity; Mass attachments for a rotatable shaft of an electric rotary motor, not for the propulsion of land vehicles, that cause an inertial vibration when the shaft is rotated at a sufficient angular velocity; Devices for generating vibration having one or more vibration components, namely, linear vibration actuators, electric vibration motors, or both, and a controller for driving and controlling one or more vibration components sold as a unit

Electric powered actuators for generating vibration; Electronic devices for generating vibration comprising vibration actuators, vibration motors, or a combination of vibration actuators and vibration motors, and a controller for operating and controlling the one or more vibration actuators and/or vibrations motors; Downloadable and/or recorded software for use in operating and controlling one or more vibration actuators, one or more vibration motors, or a combination of one or more vibration actuators and one of more vibration motors; Electronic controllers for operating and controlling one or more vibration actuators, one or more vibration motors, or a combination of one or more vibration actuators and one or more vibration motors; Piezoelectric actuators; Electric vibration actuators, electric vibration motors, and arrays of electric vibration motors sold as integral components of computers, computer hardware, computer peripheral devices, touchscreens, touch-enabled user interfaces, game controllers, smart phones, smart watches, mobile and wearable digital electronic devices, and handheld electronic devices; Attachments for a rotatable shaft of an electric rotary motor that aid in the measurement of the rotatable shaft's angular position and angular velocity