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:
Feb. 27, 2001
Filed:
Mar. 24, 1999
Applicant:
Inventors:
Akira Onikiri, Yamanashi-ken, JP;
Takashi Shimura, Yamanashi-ken, JP;
Assignee:
Citizen Electronics Co., Ltd., Fujiyoshida, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D 1/128 ;
U.S. Cl.
CPC ...
G01D 1/128 ;
Abstract
An elongated transparent light leading member is provided above a light source, leading member is provided opposite to the light source and a hole is formed in the light leading member at a position above the light source. The hole has an inverted triangular shape, opposite sides of the hole are provided for reflecting light beams emitted from the light source in a longitudinal direction of the light leading member.