Patent · US Active

Suction opening in a capacitance module

US11899887B1 · kind B1 · utility

0Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 2022
Grant dateFeb 13, 2024
Priority date
Expiry dateAug 16, 2042

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2203/04103
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An apparatus may include a stack of layers, the stack including a sensor layer containing a set of electrodes and a suction opening defined through the sensor layer, and a capacitance reference surface adjacent to the sensor layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.