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United States Patent D814,427
Ozawa ,   et al. April 3, 2018

Piezoelectric element


CLAIM The ornamental design for a piezoelectric element, as shown and described.
Inventors: Ozawa; Satoshi (Tokyo, JP), Shimazaki; Kohsuke (Tokyo, JP), Taguchi; Haruo (Tokyo, JP), Takeda; Akihiro (Tokyo, JP)
Name City State Country Type




Assignee: TDK CORPORATION (Tokyo, JP)
Appl. No.: D/583,101
Filed: November 2, 2016

Foreign Application Priority Data

May 2, 2016 [JP] 2016-009589

Current U.S. Class: D13/173
Current International Class: 1303
Field of Search: ;D13/158,173,199

References Cited [Referenced By]

U.S. Patent Documents
5208506 May 1993 Yamashita
5250868 October 1993 Shirasu
D346364 April 1994 Inoi
D348433 July 1994 Tochihara
D475023 May 2003 Maushard
7531944 May 2009 Oakley
8201753 June 2012 Heinz
9153766 October 2015 Nakamura
9698333 July 2017 Ozawa
2010/0258086 October 2010 Kiefer
2011/0266922 November 2011 Uetani
2013/0233278 September 2013 Sato
2013/0285511 October 2013 Kreiter
2014/0167568 June 2014 Ozawa
2015/0179920 June 2015 Makisako
2017/0222119 August 2017 Ozawa
Foreign Patent Documents
1357635 Apr 2009 JP
1362946 Jun 2009 JP
1362948 Jun 2009 JP
Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Oliff PLC


FIG. 1 is a front view of a piezoelectric element of the present invention.

FIG. 2 is a rear view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a right side view thereof.

FIG. 6 is a left side view thereof.

FIG. 7 is a front perspective view thereof; and,

FIG. 8 is a rear perspective view thereof.

The broken lines depict unclaimed portions of the piezoelectric element, and thus form no part of the claimed design. The dot-dash chain lines depict boundaries of the claimed subject matter, and thus form no part of the claimed design.

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