4. Radiant energy
  5. Irradiation of objects or material
  6. Irradiation of semiconductor devices

Shigeru Maruyama

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Alignment of mask and semiconductor wafer using linear Fresnel z

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Alignment of mask and semiconductor wafer using linear fresnel z

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

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Automatic regeneration valve for water softener

Liquid purification or separation – With time control – Of additional fluid
Reexamination Certificate

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Carbon fluoride composite material and process for...

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Reexamination Certificate

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Carbon fluoride composition, paint, image forming material,...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-211721

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