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. 30, 2004
Filed:
Jul. 27, 2001
Applicant:
Inventors:
Tatsumi Yamauchi, Hitachiota, JP;
Fumio Murabayashi, Urizura, JP;
Haruki Komatsu, Ichikawa, JP;
Akio Inada, Hinode, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 ;
U.S. Cl.
CPC ...
G05F 1/00 ;
Abstract
A lighting apparatus capable of improving amenity and energy-saving and controlling a lighting load as a user intends to do. The lighting apparatus is connected to a network and controlling the lighting load corresponding to information from the network, and the lighting apparatus further comprises an automatic mode for controlling the lighting load corresponding to the information from the network, a manual mode for controlling the lighting load independently of the information from the network, and a switching means for switching between the automatic mode and the manual mode.