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:
Apr. 30, 1991
Filed:
Feb. 23, 1990
Applicant:
Inventor:
Mitsuo Watanabe, Hamamatsu, JP;
Assignee:
Hamamatsu Photonics K.K., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
2502082 ; 250369 ; 250349 ;
Abstract
A two-dimensional incident position detector device for radiation, the device comprising a detector array including a plurality of detection cells in two-dimensional arrangement, and a comparator circuit for comparing an output from a noticed detection cell with outputs from all detection cells adjacent to said noticed cell, whereby a position of the noticed cell is decided as an incident position of light or radiation when the output from the noticed cell is larger than the outputs from all adjacent detection cells.
Published as: