Patent · US Expired

Anodic aluminum oxide passive alignment structures

US5880525A · kind A · utility

9Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1995
Grant dateMar 9, 1999
Priority date
Expiry dateJan 27, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/4249
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A passive alignment structure for a substantially planar substrate, which is an anodic aluminum oxide structure having a vertical profile with respect to a horizontal surface of said substantially planar substrate.

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