Patent · US Expired

Scanning film during the film process for output to a video monitor

US5101286A · kind A · utility

64Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 21, 1990
Grant dateMar 31, 1992
Priority date
Expiry dateMar 21, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/04
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In a photographic film process after a film negative has been bleached, but before being fixed, an image of the negative is electrically captured. This captured image is used to determine if a print should be made.

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