Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9076968
APP PUB NO 20140265724A1
SERIAL NO

13827364

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A piezoelectric element includes, as a piezoelectric layer, a thin film of potassium sodium niobate that is a perovskite compound represented by a general expression ABO3, in which Ta (tantalum) is substituted on both of an A site and a B site. Accordingly, the piezoelectric element is provided to increase a reliability of the piezoelectric element using the thin film of potassium sodium niobate and to improve piezoelectric characteristics thereof.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • TDK CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aida, Yasuhiro Tokyo, JP 28 137
Kurachi, Katsuyuki Tokyo, JP 20 141
Maejima, Kazuhiko Tokyo, JP 29 301
Sakuma, Hitoshi Tokyo, JP 54 270
Tanaka, Yoshitomo Tokyo, JP 39 236

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 7, 2027
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00