4. Optical: systems and elements
  5. Projection screen
  6. Embedded particles

Tetsujiro Omura

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Portable screen assembly

Optical: systems and elements – Projection screen – Roll up screen
Reexamination Certificate

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Portable screen assembly

Optical: systems and elements – Projection screen – Roll up screen
Reexamination Certificate

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Reflection type screen for projectors

Optical: systems and elements – Projection screen – With reflector or additional screen
Reexamination Certificate

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Reflective type screen for a polarizing projector

Optical: systems and elements – Projection screen – Embedded particles
Patent

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Profile ID: LFUS-PAI-P-1483621

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