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:
Oct. 19, 2010
Filed:
Sep. 26, 2006
Applicants:
Yasutaka Katayama, Tokyo, JP;
Kunihiro Hayashi, Tokyo, JP;
Takaaki Yamazaki, Tokyo, JP;
Inventors:
Assignee:
Kabushiki Kaisha Topcon, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 5/00 (2006.01); E02F 9/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A laser level detection system which detects a reference plane of laser at an arbitrary position includes a plurality of level detection units and an operation unit which displays a detection result of each of the level detection units and can operate each of the level detection units, and the laser level detection unit, which has detected the reference plane of the laser, outputs the detection result and an own identification signal of the level detection unit, and the operation unit displays the detection result and a receiving result of the identification signal of the level detection unit.