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.

Date of Patent:
Oct. 30, 2018

Filed:

Mar. 01, 2013
Applicant:

Panasonic Corporation, Osaka, JP;

Inventors:

Tomohiro Okumura, Osaka, JP;

Ichiro Nakayama, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/32 (2006.01); H01L 21/268 (2006.01); H05H 1/30 (2006.01); H05H 1/46 (2006.01);
U.S. Cl.
CPC ...
H01J 37/321 (2013.01); H01L 21/268 (2013.01); H05H 1/30 (2013.01); H05H 2001/4667 (2013.01);
Abstract

According to the invention, there is provided a plasma processing apparatus which can generate plasma stably and efficiently, and can efficiently treat all of the desired regions to be treated of a base material within a short period of time. Provided is a plasma processing apparatus including an opening portion having an opening width of 1 mm or more; a dielectric member that defines a circular chamber constituting a circular space which communicates the opening; a gas supply pipe that introduces gas into an inside of the circular chamber; a coil that is provided in a vicinity of the circular chamber; a high-frequency power supply that is connected to the coil; and a base material mounting table on which a base material is disposed near the opening.


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