×

Electron emitter and light emission element

  • US 7,288,881 B2
  • Filed: 11/21/2003
  • Issued: 10/30/2007
  • Est. Priority Date: 11/29/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. An electron emitter including an emitter element made of a dielectric material and at least one electrode in contact with said emitter element, wherein primary electrons originate from said at least one electrode and impinge upon said emitter element for emitting secondary electrons from said emitter element, and said electron emitter element outputs both primary and secondary electrons.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×