Patent · US Expired

Optical write apparatus and optical write method

US7265864B2 · kind B2 · utility

2Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 25, 2002
Grant dateSep 4, 2007
Priority date
Expiry dateMar 25, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/024
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical write apparatus has an image display screen 102 for displaying an image and role switch section 105 for switching the image display screen 102 between a role in displaying an image for observation and that in writing an image onto an image record medium 10 onto which an image is written upon application of light for representing the image.

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