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:
Jul. 12, 2022
Filed:
Jul. 12, 2021
Kabushiki Kaisha Toshiba, Tokyo, JP;
Hisashi Yoshida, Kawasaki Kanagawa, JP;
Hisao Miyazaki, Yokohama Kanagawa, JP;
Shigeya Kimura, Yokohama Kanagawa, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
According to one embodiment, an electron-emitting electrode includes a first member, a first diamond member, and a second diamond member. A surface of the first member includes a first region and a second region. The first diamond member is provided at the first region. The first diamond member includes a first element that includes at least one of nitrogen, phosphorus, arsenic, antimony, and bismuth. The second diamond member is provided at the second region. The second diamond member includes a second element that includes at least one of boron, aluminum, gallium, and indium.