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Wafer holder with peripheral lift ring
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Patent number 7,449,071
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Issue date Nov 11, 2008
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ASM America, Inc.
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Ravinder K. Aggarwal
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Wafer holder with stiffening rib
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Patent number 7,070,660
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Issue date Jul 4, 2006
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ASM America, Inc.
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Tony J. Keeton
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Gridded susceptor
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Patent number 7,033,445
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Issue date Apr 25, 2006
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ASM America, Inc.
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Tony J. Keeton
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H01 - BASIC ELECTRIC ELEMENTS
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Wafer holder with peripheral lift ring
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Patent number 6,776,849
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Issue date Aug 17, 2004
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ASM America, Inc.
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Ravinder K. Aggarwal
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...