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:
Jan. 18, 2000
Filed:
Dec. 04, 1997
Applicant:
Inventor:
Yasushi Nakamura, Narashino, JP;
Assignee:
Hirose Co., Ltd., Narashino, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
362 96 ; 119267 ; 362101 ; 362562 ;
Abstract
A water tank with an illuminating device comprises a source of light and a condenser positioned outside the water tank and below the bottom thereof, a light guide made of a transparent material to guide the condensed light upwards, with the top end of the light guide positioned above the level of water filled in the water tank, and a reflecting surface to reflect the guided light toward the water tank below. The water tank is illuminated from above without locating any illuminating device atop.
Nakamura, Yasushi. (2000). Fish tank with illuminating light guide device (U.S. Patent No. 6015216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6015216
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile