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.

Date of Patent:
Apr. 03, 2018

Filed:

Sep. 29, 2015
Applicants:

Kazuma Izumiya, Miyagi, JP;

Tsuyoshi Suzudo, Miyagi, JP;

Naoto Jikutani, Miyagi, JP;

Yasuhiro Higashi, Miyagi, JP;

Kentaroh Hagita, Miyagi, JP;

Masayuki Numata, Kanagawa, JP;

Nobuyuki Arai, Kanagawa, JP;

Inventors:

Kazuma Izumiya, Miyagi, JP;

Tsuyoshi Suzudo, Miyagi, JP;

Naoto Jikutani, Miyagi, JP;

Yasuhiro Higashi, Miyagi, JP;

Kentaroh Hagita, Miyagi, JP;

Masayuki Numata, Kanagawa, JP;

Nobuyuki Arai, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/113 (2006.01); H01S 3/16 (2006.01); H01S 3/067 (2006.01); H01S 5/183 (2006.01); H01S 5/00 (2006.01); G02B 27/09 (2006.01); F02P 23/04 (2006.01); H01S 3/094 (2006.01); H01S 5/022 (2006.01); H01S 5/42 (2006.01); H01S 3/06 (2006.01); H01S 3/0941 (2006.01);
U.S. Cl.
CPC ...
H01S 3/113 (2013.01); F02P 23/04 (2013.01); G02B 27/0955 (2013.01); H01S 3/06708 (2013.01); H01S 3/094049 (2013.01); H01S 3/094053 (2013.01); H01S 3/1611 (2013.01); H01S 3/1643 (2013.01); H01S 5/005 (2013.01); H01S 5/02284 (2013.01); H01S 5/183 (2013.01); H01S 5/423 (2013.01); H01S 3/0612 (2013.01); H01S 3/0627 (2013.01); H01S 3/09415 (2013.01);
Abstract

A laser device is provided including a surface emitting laser array configured to emit light, an optical system disposed in an optical path of light that is emitted from the surface emitting laser, a laser resonator which the light passed through the optical system enters, where the optical system includes a first optical element configured to collimate the light emitted from the surface emitting laser, and a second optical element configured to collect and condense the light collimated by the first optical element.


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