AIR STAMP

Sound wave emitters; high-frequency sound signal transmitters; Sound wave receivers; high-frequency sound signal receivers; Computer application software for promoting goods and services of others depending on client attributes; Application software for smartphones for recording customers visiting data; Computer application software for providing coupons, promotional offers and discount information; Computer application software for analyzing customer data; Electronic systems comprised of high-frequency sound signal transmitters, high-frequency sound signal receivers, authentication servers, dedicated app on smartphones by using sound signals for promoting goods and services to others, recording customers visiting data, providing advertising information to customers and analyzing customer data; Communication software sending and receiving location information; Computer software for converting digital information into sound information; Consumer coupons downloadable from a global network; Electronic tag; Network access server hardware and software; Radio transmitters and receivers

Transfer data by telecommunication; Rental of sound wave emitters; rental of high-frequency sound signal transmitters; Telecommunication between stores and customer smart phones made automatically when customers enter a store; Rental of radio communication machines and apparatus

Providing temporary use of non-downloadable software for promoting goods and services of others depending on client attributes; providing temporary use of non-downloadable software for promoting goods and services of others depending on client attributes, namely, for providing coupons, promotional offers and discount information; Providing temporary use of non-downloadable software for recording customers visiting data; Providing temporary use of non-downloadable software for analyzing customer data; Providing temporary use of non-downloadable software for sending and receiving location information; Providing temporary use of non-downloadable software for converting digital information into sound information; Rental of computer hardware and computer software; Computer programming; Computer software consultancy; Information technology consulting services