Industry Patents

Patent: 7125137

Light-Emitting Unit

(Click image for PDF of full patent)


Patent Number: 7125137 
Title: Light-Emitting Unit 
Abstract: A surface light-emitting unit installed on a floor or wall of a structure is able to emit light from its surface for unique illumination effects. A surface light-emitting unit includes a transparent glass plate that can transmit light; a light-conducting plate installed below the glass plate; a light-emitting means having multiple light-emitting diodes of different colors and installed on the side face of the light-conducting plate; a light-diffusing/reflecting member installed below the light-conducting plate that diffuses and reflects the light; an emission-color selection means for selecting the light-emitting diode to be illuminated or blinked; a casing for providing the transparent glass plate at the top opening; a casing for installing above components; and a connection part that can be connected to other surface light-emitting unit installed adjacently.  
Country of Issue: US 
First Named Inventor: Kitajima, Takahashi, Ito 
Assignee: B-Sure Co., Kitajima Seisakusho 
Continuation or Divisional of:  
International Classification: F21S 8/00 
US Classification: 362/153 
Issue Date: 10-24-2006 
Filing Date: 05-28-2004 
Application : 10/856532 
Link to Text Only at USPTO: Text Only (Click on image above for full pdf) 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 7125137 at Google Patents 


1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.

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