4. Optical: systems and elements
  5. Projection screen
  6. Unitary sheet comprising plural refracting areas

Kumpei Oda

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Display apparatus

Card – picture – or sign exhibiting – Changing exhibitor – Variable reading stationary exhibitor
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Lens sheet and producing method therefor

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements
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Lenticular lens sheet

Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas
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Lenticular lens sheet and rear projection screen

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements
Reexamination Certificate

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Lenticular lens sheet and rear projection screen

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements
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Profile ID: LFUS-PAI-P-2062638

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