4. Radiation imagery chemistry: process, composition, or product th
  5. Radiation modifying product or process of making
  6. Radiation mask

Jin-hong Park

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Convergence yoke for improving focus characteristics

Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – Electron or ion beam deflecting type
Patent

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Methods of patterning using photomasks including shadowing...

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making electrical device
Reexamination Certificate

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Patterning systems using photomasks including shadowing...

Photocopying – Projection printing and copying cameras – Illumination systems or details
Reexamination Certificate

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Photomask and method of controlling transmittance and phase...

Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Radiation mask
Reexamination Certificate

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Photomasks including shadowing elements therein and related...

Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Radiation mask
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3174930

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