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:
Sep. 23, 2025
Filed:
Mar. 23, 2022
Aiphone Co., Ltd., Nagoya, JP;
Kazuyuki Morita, Nagoya, JP;
Yuya Hino, Nagoya, JP;
Hirokazu Kusunoki, Nagoya, JP;
Takayuki Goto, Nagoya, JP;
Yu Shimizu, Nagoya, JP;
Ryoji Maeda, Nagoya, JP;
AIPHONE CO., LTD., Nagoya, JP;
Abstract
A building entrance device (B) of an intercom device includes a touch operable aerial display () for displaying an aerial image (G, G) toward a visitor (W, W), and a control unit (). The touch operable aerial display () includes: a display device () for emitting light; an optical member () for reflecting and transmitting light so as to form the aerial image (G, G) in a predetermined space; and a detection unit () for detecting an operation input of the visitor (W, W) to the aerial image (G, G). The control unit () changes at least one from among a display position, a display angle of the aerial images (G, G), and a display mode of a call operation acceptance unit included in the aerial images (G, G).