Piezolectric conversion type semiconductor device

- Fujikura Ltd.
Description

FIG. 1 is a front elevational view of a piezoelectric conversion type semiconductor device, showing our new design;

FIG. 2 is a right side elevational view thereof; the opposite side being an identical thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view of a second embodiment of the piezoelectric conversion type semiconductor device;

FIG. 7 is a right side elevational view thereof; the opposite side being a mirror image thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a front elevational view of a third embodiment of the piezoelectric conversion type semiconductor device;

FIG. 12 is a right side elevational view thereof; the opposite side being an identical thereof;

FIG. 13 is a rear elevational view thereof;

FIG. 14 is a top plan view thereof;

FIG. 15 is a bottom plan view thereof;

FIG. 16 is a front elevational view of a fourth embodiment of the piezoelectric conversion type semiconductor device;

FIG. 17 is a right side elevational view thereof; the opposite side being a mirror image thereof;

FIG. 18 is a rear elevational view thereof;

FIG. 19 is a top plan view thereof; and,

FIG. 20 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D318646 July 30, 1991 Karbassi
D330363 October 20, 1992 Inoi
5031462 July 16, 1991 Lam
5184107 February 2, 1993 Maurer
5459351 October 17, 1995 Bender
Other references
  • One chip integrated pressure sensor catalog published Apr. 1, 1992. Motorola catalog of pressure sensor device data published Jan. 1, 1994.
Patent History
Patent number: D390833
Type: Grant
Filed: Mar 4, 1997
Date of Patent: Feb 17, 1998
Assignee: Fujikura Ltd. (Tokyo)
Inventors: Takashi Takizawa (Kawasaki), Tatsuya Ito (Akita), Hiroshi Nishida (Akita)
Primary Examiner: James Gandy
Assistant Examiner: Cathon B. Matta
Law Firm: Laff, Whitesel, Conte & Saret, Ltd.
Application Number: 0/67,087
Classifications