Certification / Patent

We will become the “Best Partner” in the IoT Module and Touch Screen business
with SJIT’s competitive edge that impresses customers.

Certification / Patent

These are certificates and patents of SJIT. Our efforts for technology innovation and environmental protection continue.

Function module with a communication module mounted on a substrate is an electronic device and its manufacturing method

Four-pole earphone device and a control method

Circuit supplying voltage contained in the terminal

Elevator monitoring video transmitting system, and method thereof

Switch control method for a four-pole earphone device

Antenna module

Elevator monitoring system, and method thereof for controlling a focus of transmitting light

Integrated wireless communication module

Wireless terminal and communication method of wireless terminal

Electronic shielding device for measuring RF signals capable of multiple testing of wireless communication devices

Covering removal machine for electric wire

Wire cutting and stripping device for wire processing equipment

Soldering apparatus of wire treatment device

Coking device for leading wire connection of electricity electron device

Disposable oxygen mask

USB hub can multi-charge mobile equipment

USB hub can multi-charge mobile equipment (SJT)

Input apparatus for one body type touch screen comprising window (SJT)

Touch screen device (SJT)

Touch Screen Panel having minute pattern structure and Manufacturing Method of the same (SJT)

Several patents related to TV function modules & digital door-lock