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:
Aug. 04, 2026

Filed:

Dec. 11, 2025
Applicant:

Northwest Instrument Inc., Dover, NJ (US);

Inventors:

Xin Shi, Shanghai, CN;

David Xing, Dover, NJ (US);

Hao Li, Shanghai, CN;

Assignee:

NORTHWEST INSTRUMENT INC., Dover, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 9/06 (2006.01); G01C 25/00 (2006.01);
U.S. Cl.
CPC ...
G01C 25/00 (2013.01); G01C 9/06 (2013.01); G01C 2009/066 (2013.01);
Abstract

A laser device having a laser calibration function includes a housing, a laser emission apparatus, and a calibration apparatus. The housing includes a laser protection cover having a transparent portion. The laser emission apparatus is arranged in the housing and configured to emit a laser. The calibration apparatus is mechanically connected to the laser emission apparatus and includes a transmission member. The transmission member is arranged in the laser device and configured to move along an axial direction of the laser emission apparatus under an external force to calibrate the laser device.


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