4. Optics: eye examining, vision testing and correcting
  5. Spectacles and eyeglasses
  6. Ophthalmic lenses or blanks

Osamu Wada

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Apparatus for measuring downward rotation amount of eyeball...

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – For interpupillary distance measuring or lens positioning
Reexamination Certificate

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Bulky spun yarn and a method for manufacturing the same from a c

Textiles: spinning – twisting – and twining – Strand structure – Covered or wrapped
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Color display device and color display method

Computer graphics processing and selective visual display system – Plural physical display element control system – Optical means interposed in viewing path
Reexamination Certificate

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Color display device and color display method

Computer graphics processing and selective visual display system – Plural physical display element control system – Optical means interposed in viewing path
Reexamination Certificate

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Color display device and color display method

Computer graphics processing and selective visual display system – Plural physical display element control system – Optical means interposed in viewing path
Reexamination Certificate

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Profile ID: LFUS-PAI-P-195020

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