Inventor · Seoul, KR

Sung Wook Cho

43Patents
5h-index
56Co-inventors
72Inventor score

Filing activity: Apr 24, 1998 → Jul 7, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6005669A Non contact measuring method for three dimensional micro pattern in measuring object Physics 18 Expired
US7129452B2 Wall-mounted microwave oven Electricity 13 Expired
US9835309B2 Light emitting device module including lens with patterned protrusion Mechanical Engineering; Lighting; Heating 9 Active
US10506187B2 Image sensor having dual microlenses for each auto-focus (AF) pixel Electricity 7 Active
US7087875B2 Wall-mounted microwave oven Electricity 6 Expired
US8637219B2 Aromatic ring-containing compound for a resist underlayer and resist underlayer composition Chemistry; Metallurgy 4 Active
US8741539B2 Hardmask composition, method of forming a pattern using the same, and semiconductor integrated circuit device including the pattern Electricity 4 Active
US9238854B2 Method of producing carbide and carbon nitride powders containing binder, and cermet obtained from the same Chemistry; Metallurgy 3 Active
US6471354B1 Apparatus for creating visual power of a blind person Physics 2 Expired
US7271373B2 Microwave oven Electricity 2 Expired
US9116429B2 Resist underlayer polymer, resist underlayer composition including the same, and method of patterning using the same Chemistry; Metallurgy 2 Active
US9334357B2 Aromatic resins for underlayers Chemistry; Metallurgy 2 Active
US8187562B2 Method for producing cerium dioxide nanopowder by flame spray pyrolysis and cerium dioxide nanopowder produced by the method Emerging Cross-Sectional Technologies 1 Active
US8449813B1 Deoxidation apparatus for preparing titanium powder with low oxygen concentration Performing Operations; Transporting 1 Active
US10424609B2 Image sensor with reduced fixed pattern noise Electricity 1 Active
US11158660B2 Image sensor having two-colored color filters sharing one photodiode Electricity 1 Active
US8415424B2 Aromatic ring-containing polymer for underlayer of resist and resist underlayer composition including the same Chemistry; Metallurgy 1 Active
US9540476B2 Aromatic resins for underlayers Electricity 1 Active
US10644050B2 Image sensor having micro lenses arranged in different periods Electricity 1 Active
US9601325B2 Aromatic resins for underlayers Chemistry; Metallurgy 1 Active
US10800106B2 Apparatus and method for estimating material usage amount and printing time for three-dimensional printer Performing Operations; Transporting 1 Active
US8449646B1 Method for preparing titanium powder with low oxygen concentration Chemistry; Metallurgy 1 Active
US11923389B2 Image sensing device Electricity 0 Active
US8119653B2 Belactosin derivatives as therapeutic agents/biological probes and their synthesis Chemistry; Metallurgy 0 Active
US8540957B2 Method for preparing microtubular halloysite nanopowders Chemistry; Metallurgy 0 Active

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