4. Photocopying
  5. Projection printing and copying cameras
  6. Illumination systems or details

Cheng-Qun Gui

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Alignment tool, a lithographic apparatus, an alignment...

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Reexamination Certificate

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Calibration methods, calibration substrates, lithographic...

Radiation imagery chemistry: process – composition – or product th – Registration or layout process other than color proofing
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Large field of view 2X magnification projection optical...

Photocopying – Projection printing and copying cameras – Distortion introducing or rectifying
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Large field of view 2X magnification projection optical...

Photocopying – Projection printing and copying cameras – Distortion introducing or rectifying
Reexamination Certificate

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Large field of view protection optical system with...

Photocopying – Projection printing and copying cameras – Reflector between original and photo-sensitive paper
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Profile ID: LFUS-PAI-P-2221473

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