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. 01, 1994
Filed:
Sep. 29, 1992
Applicant:
Inventors:
Assignee:
Rohm Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 99 ; 257 98 ; 257712 ; 362800 ;
Abstract
An LED head includes a circuit substrate on which a light emitting element and drive IC are mounted, a SELFOC lens for condensing the irradiating light from the light emitting element on the circuit substrate, and a head cover of aluminum for holding the SELFOC lens spaced a given distance away from the light emitting element and for radiating heat from the circuit substrate.