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. 07, 1999
Filed:
Jun. 07, 1996
Applicant:
Inventors:
Akihiko Suzuki, Kagamigahara, JP;
Makoto Tamaki, Iwakura, JP;
Osamu Yamanaka, Aichi-ken, JP;
Tadanobu Iwasa, Ichinomiya, JP;
Hisao Yamaguchi, Ichinomiya, JP;
Kazuhiro Sakai, Gifu-ken, JP;
Takemasa Yasukawa, Ichinomiya, JP;
Akihiro Misawa, Ichinomiya, JP;
Hiroshi Sugihara, Ogaki, JP;
Assignee:
Toyoda Gosei Co., Ltd., Nishikasugai-gun, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B / ; B60Q / ;
U.S. Cl.
CPC ...
34081545 ; 34081542 ; 34081547 ; 34081578 ; 340525 ; 340461 ; 345 35 ; 345 39 ; 362 23 ; 362 26 ; 362 31 ; 362 32 ; 116286 ; 116288 ; 116290 ;
Abstract
An LED display device has an indicator having a housing. The housing has at least one incident portion which receives light from at least one LED. The incident portion has a reflection surface at its inside surface. LEDs emit light from one side or one longitudinal end of the incident portion. A refraction plate may be provided to direct emission of the incident light for viewing by a user.