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.:

US 8497217 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 30, 2013

Filed:

Jun. 01, 2011
Applicants:

Takahiro Ito, Aichi-ken, JP;

Kenji Nakashima, Nisshin, JP;

Inventors:

Takahiro Ito, Aichi-ken, JP;

Kenji Nakashima, Nisshin, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/205 (2006.01);
U.S. Cl.
CPC ...
Abstract

A film forming apparatus and a film forming method for suppressing a drop in the film forming speed caused by-product gas are provided. A film forming apparatus for forming a film on a wafer includes a chamber in which the wafer is located; a gas introducing member configured to introduce raw material gas into the chamber, in which the raw material gas turning into by-product gas and a substance which adheres to the surface of the wafer by reacting at a surface of the wafer; and a reverse reaction member configured to generate the raw material gas by causing the by-product gas to react in the chamber.


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Ito, Takahiro. (2013). Film forming apparatus and film-forming method (U.S. Patent No. 8497217). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8497217

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