Historicalarchived
Method and apparatus for regulating electron emission in field emitter devices
US Patent 6686680
Patent record · US 6686680
Expired- Inventors
- Jonathan L. Shaw, David S. Y. Hsu
- Assignee
- US Department of Navy
- Filed
- Jan 13, 2003
- Granted
- Feb 3, 2004
- Expired
- Jan 13, 2023
Bibliographic data via Google Patents (public). Term estimated at 20 years from filing — verify against USPTO for legal use.
Claims
- What is claimed is: 1. A cathode apparatus capable of regulating current, comprising: a first electrode, with at least one aperture therein, arranged on a substrate; an emitter structure formed on the substrate for injecting current when a voltage supply is connected between the first electrode and the substrate; a second electrode arranged above or adjacent to the first electrode, wherein electrons failing to pass through the second electrode are collected by said first electrode; and
Provenance
- Original
- https://dodtechmatch.com/dod/patent/patentdetail_type-claims-id-6686680-hl-off.aspx?id=6686680
- Archived copy
- Wayback Machine snapshot
This record was recovered from a public web archive of dodtechmatch.com and is preserved for historical reference. It may be outdated. Not affiliated with the U.S. Department of Defense. Contact details from the original listing have been withheld.