4. Electric lamp and discharge devices
  5. Electrode and shield structures
  6. Point source cathodes

Yasuharu Hirai

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Field emission cathode and method of fabricating the same

Electric lamp and discharge devices – Electrode and shield structures – Point source cathodes
Patent

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Photoelectric shock wave detection system for vacuum protection

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

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X-ray imaging system

X-ray or gamma ray systems or devices – Specific application – Diffraction – reflection – or scattering analysis
Reexamination Certificate

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X-ray imaging system

X-ray or gamma ray systems or devices – Specific application – Diffraction – reflection – or scattering analysis
Reexamination Certificate

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Profile ID: LFUS-PAI-P-795636

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