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 6926774 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 09, 2005

Filed:

Nov. 21, 2001
Applicants:

Ted G. Yoshidome, Oakland, CA (US);

Joel M. Huston, San Jose, CA (US);

Inventors:

Ted G. Yoshidome, Oakland, CA (US);

Joel M. Huston, San Jose, CA (US);

Assignee:

Applied Materials, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C016/00 ;
U.S. Cl.
CPC ...
Abstract

An apparatus for controlling the flow of liquid material from a liquid material source to a process chamber is disclosed. The apparatus comprises an injector/vaporizer disposed proximate to the process chamber. The injector/vaporizer includes one or more piezoelectric grids located proximate to a vaporization chamber. The one or more piezoelectric grids function to control the flow of liquid material into the vaporization chamber. Each piezoelectric grid includes interlocking arrays of stripes attached to a frame.


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Yoshidome, Ted. (2005). Piezoelectric vaporizer (U.S. Patent No. 6926774). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6926774

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