Patent · US Expired

Duplex film scanning

US5790277A · kind A · utility

47Cited by
13References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 30, 1995
Grant dateAug 4, 1998
Priority date
Expiry dateMay 30, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/48
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method, system and process for reflecting a light on both sides of a film and developing the film to produce a digital image by scanning an image on the film as it develops and creating a digital representation of the image on the film.

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