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:
Jan. 22, 2002
Filed:
Sep. 15, 1999
Applicant:
Inventor:
Hiroshi Ando, Hitachinaka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/05 ; H01J 1/14 ; H01J 1/38 ; H01J 1/48 ; H01J 1/706 ;
U.S. Cl.
CPC ...
H01J 1/05 ; H01J 1/14 ; H01J 1/38 ; H01J 1/48 ; H01J 1/706 ;
Abstract
An electron emitting source device made of crystal material has a cleavage plane and a plane perpendicular thereto. An electron beam to be emitted from the crystal material in parallel to the direction perpendicular to said cleavage plane. The crystal material has a first cutting plane which is substantially parallel to the cleavage plane and a second cutting plane which is substantially perpendicular to the first cutting plane.
Ando, Hiroshi. (2002). Method of manufacturing electron beam emitter having an electron beam emitting axis coincided with crystal axis (U.S. Patent No. 6340860). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6340860
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile