LandOfFree - US Patents - Listing for Optics: eye examining, vision testing and correcting

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Floating or underwater type

Color correction for improved vision through water and other env

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Color discrimination

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color discrimination vision test

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type

Color enhancing filter and method of employing a color enhancing

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color field test with occlusion of non-tested eye

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color imaging convergence projector

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color on color visual field testing method and apparatus

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color presenting method, color sample book, and color...

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color presenting method, color sample book, and color...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Color translucent eyewear lenses applied with antireflective...

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color vision deficiency screening test resistant to display...

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Subjective type

Color vision deficiency screening test resistant to display...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Folding

Color vision perception testing device

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Color-enhancing polarized lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Color-imparting contact lenses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Color-imparting contact lenses with interference coating and met

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Color-neutral UV blocking coating for plastic lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Colored contact lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Colored contact lens