Patent · US Expired

Image rotator

US7306343B2 · kind B2 · utility

0Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2005
Grant dateDec 11, 2007
Priority date
Expiry dateDec 10, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B17/02
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

One embodiment of an image rotator includes an image reversion structure that rotates an image by a predetermined number of degrees, and securement structure adapted to removably secure the image reversion structure on a projector.

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