SK Keyfoundry Inc.

Republic of Korea


Create a watch for SK Keyfoundry Inc.
Total IP 254
Total IP Rank # 5,202
IP Activity Score 3.1/5.0    174
IP Activity Rank # 3,851
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

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Last Patent 2025 - High voltage semiconductor devic...
First Patent 2002 - Modulator of phase shift keying ...
Last Trademark 2020 - K' KEY FOUNDRY
First Trademark 2020 - K' KEY FOUNDRY

Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Semiconductor device having low on-resistance and low parasitic capacitance. A semiconductor dev...
Invention High voltage semiconductor device with esd self-protection capability and manufacturing method th...
Invention Semiconductor device having a high breakdown voltage capacitor and method for forming the same. ...
Invention Method of manufacturing a trench capacitor with wafer bow. A trench capacitor manufacturing meth...
Invention Semiconductor device manufacturing method. A method of manufacturing a semiconductor device is p...
Invention Analog-to-digital converter and operation method thereof. An analog-to-digital converter (ADC) a...
Invention Non-volatile memory device having a fuse type memory cell array. A memory device includes an eFu...
2024 Invention Non-volatile memory device including sense amplifier and method for operating the same. A non-vo...
Invention High voltage semiconductor device including bootstrap schottky diode. A semiconductor device inc...
Invention Semiconductor device with non-volatile memory cell and manufacturing method thereof. A manufactu...
Invention High electron mobility semiconductor device. A high electron mobility semiconductor device inclu...
Invention Semiconductor device with deep trench isolation mask layout. A deep trench layout implementation...
Invention Manufacturing method of high power semiconductor device. A method for manufacturing a high power...
Invention High voltage semiconductor device and manufacturing method thereof. A semiconductor device and a...
Invention Semiconductor device with guard ring isolating power device. A power device and a guard ring str...
Invention Electrostatic discharge protection device with silicon controlled rectifier. A silicon-controlle...
Invention Method of manufacturing a trench capacitor with wafer bow. A trench capacitor manufacturing metho...
Invention Method of manufacturing a semiconductor device with junction fet transistors having multi pinch-o...
2023 Invention Method for manufacturing semiconductor die. A method for manufacturing a semiconductor die inclu...
Invention Semiconductor device having a low resistivity trench capacitor. A trench capacitor includes a tr...
Invention Split gate power mosfet and split gate power mosfet manufacturing method. A split gate MOSFET is ...
Invention Non-volatile memory device including sense amplifier and method for operating the same. Various e...
Invention Single poly non-volatile memory device and manufacturing method thereof. A single poly non-volat...
Invention Non-volatile semiconductor memory device and manufacturing method thereof. A semiconductor devic...
Invention Bidirectional i/o circuit and integrated circuit including bidirectional i/o circuit. A bidirect...
Invention Electrical fuse one time programmable (otp) memory. An eFuse cell is provided. The eFuse cell may...
Invention Method of manufacturing a semiconductor device having a trench capacitor and a logic device. A m...
Invention Semiconductor device manufacturing method. A semiconductor device manufacturing method includes ...
Invention High voltage semiconductor device and manufacturing method of high voltage semiconductor device. ...
Invention Analog-to-digital converter and operation method thereof. An analog-to-digital converter (ADC) an...
Invention Semiconductor device and method of manufacturing the same. A semiconductor device includes a sou...
Invention Semiconductor device with controllable channel length and manufacturing method thereof. A semicon...
Invention Semiconductor device with non-volatile memory cell and manufacturing method thereof. A manufactur...
Invention Semiconductor device with increased isolation breakdown voltage. A semiconductor device includes ...
Invention Non-volatile semiconductor memory device and method of manufacturing the same. A semiconductor d...
Invention High voltage semiconductor device having schottky barrier diode. A semiconductor device includes...
Invention Semiconductor device having high breakdown voltage capacitor. A semiconductor device includes a ...
Invention Semiconductor device including nonvolatile memory device and logic device and manufacturing metho...
Invention Manufacturing method of a semiconductor device having high-voltage isolation capacitor. A method...
Invention Semiconductor device having high-voltage isolation capacitor. A semiconductor device including a...
Invention Semiconductor device and semiconductor device manufacturing method with high-voltage isolation ca...
Invention Semiconductor device and method having deep trench isolation. A manufacturing method for a semic...
Invention Analog to digital converter and operation method thereof. The analog-to-digital converter (ADC) i...
Invention Semiconductor device with deep trench isolation. A semiconductor device is provided. The semicon...
Invention Non-volatile memory device having a fuse type memory cell array. A memory device includes an eFus...
2022 Invention Efuse otp memory device including serial interface logic and operation method thereof. An eFuse ...
Invention Bipolar-cmos-dmos semiconductor device having a deep trench isolation structure for high isolatio...
2020 G/S electrical apparatus, namely, semi-conductors; semiconductor elements; semiconductor wafers; semi...