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