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The ornamental design for a piezoelectric sensor, as shown and described.
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FIG. 1 is a perspective view of a piezoelectric sensor showing the top, front and right sides of our new design; and,
FIG. 2 is a perspective view of the piezoelectric sensor showing the bottom, rear and left sides thereof.
The grid lines shown in FIGS. 1 and 2 represent surface texture lines.
Månsson, Per, Smith, Jan, Jensen, Kjeld, Andersson, Henrik, Aastrup, Teodor
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| Aug 23 2002 | Biosensor Applications Sweden AB | (assignment on the face of the patent) | / | |||
| Sep 30 2002 | MANSSON, PER | Biosensor Applications Sweden AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013507 | /0345 | |
| Sep 30 2002 | JENSEN, KJELD | Biosensor Applications Sweden AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013507 | /0345 | |
| Oct 08 2002 | ANDERSSON, HENRIK | Biosensor Applications Sweden AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013507 | /0345 | |
| Oct 17 2002 | AASTRUP, TEODOR | Biosensor Applications Sweden AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013507 | /0345 | |
| Oct 25 2002 | SMITH, JAN | Biosensor Applications Sweden AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013507 | /0345 |
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