4. Radiation imagery chemistry: process, composition, or product th
  5. Diazo reproduction, process, composition, or product
  6. Composition or product which contains radiation sensitive...

Tokyo Ohka Kogyo Kabushiki Kaisha

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Apparatus for automatic semi-batch sheet treatment of semiconduc

Electric heating – Metal heating – By arc
Patent

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Apparatus for separation of immiscible liquids

Liquid purification or separation – Filter – Divided filtered – and unfiltered liquid passages
Patent

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Apparatus for the treatment of a wafer by plasma reaction

Material or article handling – Apparatus for charging a load holding or supporting element... – Load holding or supporting element including gripping means
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Apparatus for the treatment of semiconductor wafers by plasma re

Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – With microwave gas energizing means
Patent

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Apparatus for the treatment of wafer materials by plasma reactio

Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – With microwave gas energizing means
Patent

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