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US Patent 7786658 Electron-emitting device and image display apparatus using the same

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Patent Citations Received
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US Patent 11908656 Stage apparatus suitable for a particle beam apparatus
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Patent abstract

An electron-emitting device has an insulating layer having a side surface, a recess portion formed on the side surface of the insulating layer, a gate electrode which is arranged above the recess portion, and a wedge-shaped emitter which is arranged on an edge of a lower side of the recess portion and has a first slope on a side of the recess portion and a second slope on a side opposite to the recess portion. A lower end of the first slope of the emitter enters the recess portion, and both the first slope and the second slope of the emitter tilt to an outside of the recess portion.

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Patent Inventor Names
Junya Tanaka0
Shin Kitamura0
Tamaki Kobayashi0
Tsuyoshi Takegami0
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US Patent 07786658 Electron-emitting device and image display apparatus using the same US Patent 7786658 Electron-emitting device and image display apparatus using the same

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Patent Number
077866580
Patent Number
77866580
Edits on 22 May, 2023
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edited on 22 May, 2023
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077866580
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edited on 22 Apr, 2023
Infobox
Is a
Patent
Patent
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
077866580
Date of Patent
August 31, 2010
0
Patent Application Number
124217730
Date Filed
April 10, 2009
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077866580
Patent Primary Examiner
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Vip Patel
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edited on 3 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07786658
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created this topic on 5 Dec, 2021
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 US Patent 07786658 Electron-emitting device and image display apparatus using the same

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07786658
Date of patent
August 31, 2010
Patent application number
12421773
Date Filed
April 10, 2009
Patent primary examiner
‌
Vip Patel

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