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:
Dec. 28, 2021
Filed:
Aug. 22, 2018
Applicant:
Yamaha Corporation, Hamamatsu, JP;
Inventor:
Yoshiro Miyake, Hamamatsu, JP;
Assignee:
YAMAHA CORPORATION, Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/09 (2006.01); H01L 41/04 (2006.01); H03H 11/48 (2006.01); G05D 19/02 (2006.01); F16F 15/00 (2006.01); F16F 15/02 (2006.01); H01L 41/047 (2006.01); H03H 11/52 (2006.01);
U.S. Cl.
CPC ...
H01L 41/09 (2013.01); F16F 15/005 (2013.01); F16F 15/02 (2013.01); G05D 19/02 (2013.01); H01L 41/042 (2013.01); H01L 41/047 (2013.01); H03H 11/48 (2013.01); H03H 11/485 (2013.01); H03H 11/52 (2013.01);
Abstract
A vibration controller includes: a piezoelectric element fixed to an object of control; and a quasi-inductor circuit and a negative resistance circuit connected in series to the piezoelectric element.