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:
Jul. 21, 2009
Filed:
May. 25, 2005
Applicants:
Kaoru Kumagai, Itabashi-ku, JP;
Fumio Ohtomo, Itabashi-ku, JP;
Masaaki Kobayashi, Itabashi-ku, JP;
Inventors:
Assignee:
Kabushiki Kaisha TOPCON, Tokyo-to, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/262 (2006.01); H04N 5/225 (2006.01); H04N 5/232 (2006.01); G01C 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surveying instrument, comprising a first image pickup unit for obtaining a first image in a collimating direction, a second image pickup unit for obtaining a second image highly magnified than the first image pickup unit, a display unit for displaying the images obtained by the first image pickup unit and the second image pickup unit, and a control unit for magnifying and continuously displaying the first image and the second image on the display unit.