Protective films adapted for computer screens; protective films adapted for liquid crystal display computer screens; protective films adapted for smartphones; protective films adapted for LCD screens and touch screens of tablet computers, smartphones, PDAs and laptop computers, used to smoothen writing touch of stylus pens and electronic pens; protective films adapted for LCD screens and touch screens of tablet computers, smartphones, PDAs and laptop computers, used to improve performance of stylus pens and electronic pens; coordinate input devices for computers; digitizers; input tablets for computers; input pens for computers, namely, light pens, touch pens, magnetic pens, and electronic pens; visual display units comprised of electronic pens; electronic pens in the nature of stylus pens; touch panels for computers; touch panels for PDAs; computer screens; touch screens; LCDs; electronic blackboards; electronic whiteboards; input devices for computers; data processing apparatus; digital organizers, namely, electronic personal organizers; electronic notebooks in the nature of notebook computers and tablet computers; electronic notepads in the nature of notebook computers and tablet computers; hand scanners; image scanners; interfaces for computers; smartglasses; personal digital assistants; laptop computers; tablet computers; cell phones; smart phones; smartphones in the form of watches, namely, smartwatches; computers; computer hardware; computer peripherals; software for computer input; computer software for recording and processing input information; computer software applications, downloadable used to smoothen writing touch of stylus pens and electronic pens, and used to improve performance of stylus pens and electronic pens; computer software used to smoothen writing touch of stylus pens and electronic pens, and used to improve performance of stylus pens and electronic pens; computer programs for processing images; computer hardware and software for recording hand-written digital signature and drawings; computer operating programs; computer operating programs, downloadable; downloadable image files containing artwork, text, audio, video business and/or education information; television apparatus for projection purposes; digital cameras; calculating machines; computer video game programs; audiovisual teaching apparatus, namely, video projectors used in the education and business fields; telecommunications devices, apparatus and instruments, namely, telecommunications cables, telecommunication towers, and telecommunications transmitters; electronic machines, apparatus and their parts, namely, electronic data processing apparatus and motion detectors; 3D glasses