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:
Nov. 26, 2013
Filed:
May. 06, 2008
Applicant:
Koichi Tsukihara, Kanagawa, JP;
Inventor:
Koichi Tsukihara, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/268 (2006.01); G02B 26/10 (2006.01); B23K 26/073 (2006.01);
U.S. Cl.
CPC ...
Abstract
An irradiating apparatus for irradiating an irradiation object with beam light emitted from a semiconductor laser, wherein letting w be a radius of a beam for irradiating the irradiation object, Δ be a rate of individual difference in angle of divergence of the semiconductor laser, and λ be beam wavelength of the semiconductor laser, a focal position of an irradiating optical system interposed between the semiconductor laser and the irradiation object is defocused such that a distance z between the focal position and the irradiation object is