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. 09, 1982
Filed:
Feb. 28, 1979
Applicant:
Inventors:
Masahisa Inagaki, Hitachi, JP;
Ryutarou Jinbou, Hitachiota, JP;
Tomio Unino, Hitachi, JP;
Tomohiko Shida, Hitachi, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 2191 / ; 2191 / ; 2191 / ; 2191 / ; 2191 / ; 2191 / ;
Abstract
There are disclosed a laser treatment method and an apparatus therefor in which a laser beam is irradiated on an object to be treated. The laser beam emitted from a laser apparatus is divided into a plurality of fractional beams, and the fractional laser beams are reflected toward and irradiated on an area to be irradiated of the object being treated after being compounded such that energy density distribution on the irradiated area is made substantially uniform in at least one direction.