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. 09, 1996
Filed:
Jun. 03, 1994
Applicant:
Inventors:
Takayuki Yagi, Machida, JP;
Yutaka Hirai, Tokyo, JP;
Osamu Takamatsu, Atsugi, JP;
Masaru Nakayama, Atsugi, JP;
Yuji Kasanuki, Machida, JP;
Yasuhiro Shimada, Atsugi, JP;
Keisuke Yamamoto, Yamato, JP;
Yoshio Suzuki, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369126 ; 250306 ;
Abstract
A cantilever probe comprising a cantilever displacement element containing a piezoelectric material provided between driving electrodes for causing displacement of the piezoelectric material, a probe for information input and output provided on the free end of the element, a drawing electrode for the probe and, a non-electroconductive thin film provided on at least a portion of an end of the element.