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:
Aug. 29, 2000
Filed:
Jan. 13, 1997
Tetsuro Otsuchi, Osaka, JP;
Osamu Kawasaki, Kyoto, JP;
Hidenobu Shintaku, Neyagawa, JP;
Shigeo Suzuki, Hirakata, JP;
Takahiro Nishikura, Ikoma, JP;
Katsumi Imada, Katano, JP;
Masanori Sumihara, Higashiosaka, JP;
Katsu Takeda, Osaka, JP;
Takashi Nojima, Katano, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An acceleration sensor includes: a piezoelectric vibrator including a piezoelectric element having a first principal surface and a second principal surface opposed each other, a first and a second electrode formed on the first and the second principal surface, and conductive protrusions made of a metal material or a ceramic material and formed by a thermal spraying process; and a holding body for holding the piezoelectric vibrator via the conductive protrusions.