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:
Jun. 24, 2025
Filed:
Nov. 12, 2020
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Masato Suzuki, Tokyo, JP;
Masatsugu Kusunoki, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/028 (2006.01); H01S 5/40 (2006.01);
U.S. Cl.
CPC ...
H01S 5/028 (2013.01); H01S 5/4025 (2013.01);
Abstract
A plurality of laser diode bars and a plurality of dummy bars are alternately arranged on projections provided on an upper surface of a plate so that an opening of the plate is sandwiched between the projections. The plurality of laser diode bars and the plurality of dummy bars are arranged with the projections as reference positions. End surfaces of the plurality of laser diode bars are protruded upward relative to the plurality of dummy bars. Next, an insulation film is formed on protruding portions of the plurality of laser diode bars relative to the plurality of dummy bars.