Patent · US Expired

ROS shutter system

US7212221B2 · kind B2 · utility

2Cited by
17References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2004
Grant dateMay 1, 2007
Priority date
Expiry dateMay 31, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1636
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Raster Output Scanner (ROS) shutter system capable of blocking and unblocking harmful radiation selectably, semi-automatically or automatically. The system and uses thereof can be applied to various fields including scanners and printers.

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