The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 25, 2007
Filed:
Jan. 04, 2005
Applicants:
Jeremy E. Dahl, Palo Alto, CA (US);
Robert M. Carlson, Petaluma, CA (US);
Shenggao Liu, Hercules, CA (US);
Inventors:
Jeremy E. Dahl, Palo Alto, CA (US);
Robert M. Carlson, Petaluma, CA (US);
Shenggao Liu, Hercules, CA (US);
Assignee:
Chevron U.S.A. Inc., San Ramon, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/00 (2006.01); H01J 1/62 (2006.01); B01J 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Novel heterodiamondoid-containing field emission devices (FED's) are disclosed herein. In one embodiment of the present invention, the heteroatom of the heterodiamondoid comprises an electron-donating species (such as nitrogen) as part of the cathode or electron-emitting component of the field emission device.