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:
Jan. 31, 1995
Filed:
Dec. 17, 1993
Applicant:
Inventor:
Soichiro Yasunaga, Tokyo, JP;
Assignee:
Riken Denshi Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J / ; G01T / ;
U.S. Cl.
CPC ...
250253 ; 250256 ; 25039001 ; 2503901 ;
Abstract
Apparatus for helping predict the occurrence of an earthquake or a volcanic eruption by detecting and recording the direction of a neutron flow generated in the earth's magma and the intensity of the neutron activity.