Patent · US Expired

Optics for controlling the direction of light rays and assemblies incorporating the optics

US7293901B2 · kind B2 · utility

58Cited by
46References
78Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 2004
Grant dateNov 13, 2007
Priority date
Expiry dateSep 25, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2001/1276
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to improvements in controlling the direction of light rays.

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