Lam Research Corporation
Anti-transient showerhead

Last updated:

Abstract:

Showerheads for semiconductor processing equipment are disclosed that include various features designed to minimize or eliminate non-uniform gas delivery across the surface of a wafer due to gas flow transients within the showerhead.

Status:
Grant
Type:

Utility

Filling date:

13 Jul 2018

Issue date:

3 Dec 2019