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. 08, 2004
Filed:
Aug. 30, 2001
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Topcon, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 4/014 ;
U.S. Cl.
CPC ...
H01J 4/014 ;
Abstract
A laser beam receiver includes a filter device, and a photodetecting means including a plurality of photodetectors. The laser beam receiver expands a laser beam in a scanning direction in which the laser beam is moved for scanning and diffuses the expanded laser beam by the filter device. The filter device has a lenticular part capable of expanding the laser beam in the scanning direction, and a diffusing part capable of diffusing expanded laser beam.
Yamazaki, Takaaki. (2004). Laser beam receiver (U.S. Patent No. 6747266). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6747266
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile