DB HiTek Co., Ltd.

Republic of Korea

 
Total IP 308
Total IP Rank # 4,216
IP Activity Score 3.1/5.0    177
IP Activity Rank # 3,874
Stock Symbol
ISIN KR7000990002
Market Cap. 1.3000001T  (KRW)
Industry Semiconductors
Sector Technology

Patents

Trademarks

308 0
0 0
0 0
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Last Patent 2025 - Manufacturing method of semicond...
First Patent 2001 - Mask rom, and fabrication method...

Latest Inventions, Goods, Services

2024 Invention Image sensor. An image sensor has a gate that is electrically connected to a wiring layer and is...
Invention Manufacturing method of semiconductor device. A method of manufacturing a semiconductor device, ...
Invention High voltage semiconductor device and method of manufacturing same. A high-voltage semiconductor...
Invention Resonator and resonator drive method. A resonator drive method is provided. The resonator drive ...
Invention Power semiconductor device. Proposed is a power semiconductor device and, more particularly, to ...
Invention Semiconductor device. A semiconductor device comprising: a substrate, an active cell region comp...
Invention Method of fabricating oxide film with uniform thickness. Proposed is a method of fabricating an ...
Invention Semiconductor device. A semiconductor device comprising: a substrate; a high side region on the ...
Invention Stacked via structure, semiconductor device including stacked via structure and method of manufac...
Invention Backside-illuminated image sensor and method of manufacturing same. Proposed are a backside-illu...
Invention Method of manufacturing micro-lens of image sensor. Proposed is a method of manufacturing a micr...
Invention High voltage semiconductor device including isolation region. A high voltage semiconductor devic...
2023 Invention Semiconductor device. A semiconductor device is provided. The semiconductor device comprises: a ...
Invention Super junction semiconductor device and method of manufacturing the same. A super junction semic...
Invention Variable inductor and inductor module. Disclosed is a variable inductor or inductor module with ...
Invention Deep trench capacitor and method of manufacturing same. Proposed are a deep trench capacitor and...
Invention Backside illuminated image sensor and method of manufacturing same. Proposed are a backside illu...
Invention Rf switch device and method of manufacturing same. An RF switch device and a method of manufactu...
Invention Rf switch device and manufacturing method thereof. Provided is an RF switch device and a manufac...
Invention High voltage semiconductor device and method of manufacturing same. Proposed is a high voltage s...
Invention Silicon carbide power semiconductor device. Disclosed is a silicon carbide power semiconductor d...
Invention Power semiconductor device. A power semiconductor device includes a high voltage unit configured...
Invention High voltage semiconductor device and method of manufacturing same. Disclosed are a high voltage...
Invention Semiconductor device. A semiconductor device is provided. The semiconductor device includes a su...
Invention Insulated gate bipolar transistor and method of manufacturing same. Disclosed are an insulated g...
Invention Semiconductor device. A semiconductor device includes a channel region formed on a substrate, a ...
Invention Semiconductor device and method of manufacturing same. Proposed are a semiconductor device and a...
Invention Low voltage detection floating n-well bias circuit. Disclosed is a low-voltage detection floating...
Invention Image sensor and method of manufacturing same. Disclosed are an image sensor and a method of man...
Invention Spad esd protection device and manufacturing method thereof. Disclosed are an ESD protection dev...
Invention Power semiconductor device and manufacturing method thereof. Proposed is a power semiconductor d...
Invention High voltage semiconductor device and method of manufacturing same. Disclosed is a high voltage ...
Invention Semiconductor device and method of manufacturing same. Disclosed is a semiconductor device and a...
Invention Power semiconductor device and manufacturing method thereof. A power semiconductor device and it...
Invention Sic mosfet power semiconductor device and method of manufacturing same. Disclosed are a SiC MOSF...
Invention Semiconductor device and method of manufacturing the same. A semiconductor device includes a fie...
Invention Backside illuminated image sensor. A backside illuminated image sensor includes a substrate havi...
Invention Nitride based semiconductor device and method for manufacturing same. Disclosed are a nitride-ba...
Invention Semiconductor device including mosfet region and diode region and manufacturing method thereof. ...
Invention Power semiconductor device and manufacturing method thereof. Disclosed is a power semiconductor ...
Invention Ldmos semiconductor device and method of manufacturing the same. Disclosed is an LDMOS semicondu...
Invention Frontside illuminated image sensor and manufacturing method thereof. Disclosed are a frontside i...
Invention Backside illuminated image sensor and manufacturing method thereof. Disclosed are a backside ill...
Invention Blocker signal removal device, receiver input unit and/or wireless communication device including...
Invention Semiconductor device and method for manufacturing the same. Disclosed are a semiconductor device...