Electrostatic sensor device and matrix
US6864687B2 · kind B2 · utility
6Cited by
16References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2002 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Nov 20, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D5/2405
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system for electrostatically measuring the shape or pattern of objects including an array of sensor devices having the capability of responding, due to variable electrostatic coupling, to produce differentiated output signals when a sensor element forming part of each device is present and when it is not.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.