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:
Nov. 16, 2010
Filed:
Apr. 15, 2003
Applicants:
Shigeyoshi Hasegawa, Tsukui-gun, JP;
Kazuyoshi Irioka, Sagamihara, JP;
Jun Koizumi, Yokohama, JP;
Michiyo Hirayama, Chigasaki, JP;
Inventors:
Shigeyoshi Hasegawa, Tsukui-gun, JP;
Kazuyoshi Irioka, Sagamihara, JP;
Jun Koizumi, Yokohama, JP;
Michiyo Hirayama, Chigasaki, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 8/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ultrasonic probe, including an ultrasonic element for transmitting and receiving ultrasonic waves; a sound window enclosing the ultrasonic element; and a sound propagation liquid charged in the sound window. A barrier layer capable of inhibiting the permeation of liquids and gases is provided on a wall surface of the sound window. As the barrier layer, at least one selected from a polyparaxylylene layer and a metal layer can be used.