2019 Patent Application

Method for Removing Carbon
Impurities of CVD-ZnS Surface

2018 Patent Application

Apparatus for Manufacturing
Optical Lens Preform

Night Vision Camera
Detachable to Helmet

Apparatus for Preventing
Clogging of Exhaust of
Chemical Vapor Deposition
Equipment

System for Aiming and
Monitoring Target

Optical System for
See-through Type
Head-mounted Display Unit

Head-mounted Display
for Helmet

Method for Polishing
Polycrystalline Zinc Sulfide

2017 Patent Application

Wearable display for low vision

Optical system for
head-mounted display
using waveguide

Apparatus for Heating Material

Smart Work Cap and Method Thereof

2016 Patent Application

Optical system
for forward/upward display

Organic luminescence
display driven
by thin film transistor

Thin film transistor
and its manufacturing method

HMD with rotating goggles

Lighting device and lighting
method using solar power
generation system

2015 Patent Application

Glasses-type display device
using light guide plates

Optical system
for forward/upward display
capable of diopter adjustment

Optical system
for HMD providing guideline
for golf putting

HMD for surgery

See-through head-mounted display

2014 Patent Application

Thin film transistor and its manufacturing method

Unit for zooming

2013 Patent Application

2011 Patent Application

Optic system for transmission
head mounted display

Sun light condenser

Hand piece tips for
treatment of skin

2010 Patent Application

3-dimentional surface confi-
guration measuring equipment,
method, and related systems

Touch tip for touch screen

Reflector for light exposure

Panel inspecting and repairing
device equipped with heating
film adhesive stage for that

2009 Patent Application

2007 Patent Application

Liquid crystal alignment layer surface
inspection equipment and method

Automatic constant pressure
polishing machine to improve
lens surface accuracy

2006 Patent Application

Pattern defect detector

Optic system for biocular
head mounted display

Optic system for biocular
head mounted display

Pattern defect detector