The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 26, 2019
Filed:
Jan. 21, 2016
Yasuyuki Nakamura, Tochigi, JP;
Tsutomu Kawase, Kanagawa, JP;
Michiaki Shinotsuka, Kanagawa, JP;
Fumihiko Itoh, Kanagawa, JP;
Yasuyuki Nakamura, Tochigi, JP;
Tsutomu Kawase, Kanagawa, JP;
Michiaki Shinotsuka, Kanagawa, JP;
Fumihiko Itoh, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
An information distribution system includes a sound wave transmitter, a mobile terminal, and an information distribution device. The sound wave transmitter transmits identification information to identify the sound wave transmitter. The mobile terminal receives the identification information and transmits the identification information to the information distribution device. The information distribution device is configured to transmit distribution information related to the identification information received from the mobile terminal to the mobile terminal. The information distribution device counts a number of the mobile terminal that transmits each identification information every predetermined period and identification information and transmits the distribution information to the mobile terminal that transmits the identification information in which the number of the mobile terminal reaches a predetermined number.