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Ting-Kwo Lei
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Clackamas, OR, US
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last 30 patents
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Patent Grant
Chamber with low turbulence argon purging system
Patent number
9,566,659
Issue date
Feb 14, 2017
PCC Structurals Inc.
Lee Patrick
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
Chamber With Low Turbulence Argon Purging System
Publication number
20120199636
Publication date
Aug 9, 2012
PCC STRUCTURALS INC.
Lee Patrick
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Low Turbulence Argon Purging System
Publication number
20110089225
Publication date
Apr 21, 2011
PCC STRUCTURALS INC.
Lee Patrick
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR