Inventor · Hwaseong-si, KR

Hag-Ju Cho

25Patents
7h-index
32Co-inventors
69Inventor score

Filing activity: Nov 13, 1997 → Jul 8, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6509601B1 Semiconductor memory device having capacitor protection layer and method for manufacturing the same Electricity 132 Expired
US6821862B2 METHODS OF MANUFACTURING INTEGRATED CIRCUIT DEVICES THAT INCLUDE A METAL OXIDE LAYER DISPOSED ON ANOTHER LAYER TO PROTECT THE OTHER LAYER FROM DIFFUSION OF IMPURITIES AND INTEGRATED CIRCUIT DEVICES MANUFACTURED USING SAME Electricity 75 Expired
US6001660A Methods of forming integrated circuit capacitors using metal reflow techniques Electricity 33 Expired
US6096592A Methods of forming integrated circuit capacitors having plasma treated regions therein Electricity 24 Expired
US8293599B2 Methods of forming semiconductor devices having gates with different work functions using selective injection of diffusion inhibiting materials Electricity 10 Active
US6740531B2 Method of fabricating integrated circuit devices having dielectric regions protected with multi-layer insulation structures Electricity 8 Expired
US7972950B2 Method of fabricating semiconductor device having dual gate Electricity 7 Active
US7390719B2 Method of manufacturing a semiconductor device having a dual gate structure Electricity 6 Active
US7507652B2 Methods of forming a composite dielectric structure and methods of manufacturing a semiconductor device including a composite dielectric structure Electricity 5 Active
US8313993B2 Semiconductor device and method for fabricating the same Electricity 5 Active
US11024631B2 Integrated circuit device including field isolation layer and method of manufacturing the same Electricity 3 Active
US7023037B2 Integrated circuit devices having dielectric regions protected with multi-layer insulation structures Electricity 3 Expired
US8557651B2 Method of manufacturing a semiconductor device using an etchant Electricity 2 Active
US8748239B2 Method of fabricating a gate Electricity 2 Active
US8524554B2 Semiconductor device and method for fabricating the same Electricity 2 Active
US7494859B2 Semiconductor device having metal gate patterns and related method of manufacture Electricity 2 Active
US9236313B2 Method of fabricating semiconductor device having dual gate Electricity 1 Active
US7531881B2 Semiconductor devices having transistors with different gate structures and methods of fabricating the same Electricity 1 Active
US8367502B2 Method of manufacturing dual gate semiconductor device Electricity 1 Active
US8119511B2 Non-volatile memory device with improved immunity to erase saturation and method for manufacturing same Electricity 0 Active
US7892958B2 Methods of fabricating semiconductor devices having transistors with different gate structures Electricity 0 Active
US7399670B2 Methods of forming different gate structures in NMOS and PMOS regions and gate structures so formed Electricity 0 Active
US7727841B2 Method of manufacturing semiconductor device with dual gates Electricity 0 Active
US8501550B2 Method of fabricating gate and method of manufacturing semiconductor device using the same Electricity 0 Active
US8932922B2 Method of fabricating semiconductor device having dual gate Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.