Inventor · Daejeon, KR

Kew-Ho Lee

14Patents
7h-index
31Co-inventors
66Inventor score

Filing activity: Mar 18, 1985 → Mar 8, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6822125B2 Method for preparing dimethylether using a membrane reactor for separation and reaction Chemistry; Metallurgy 31 Expired
US6379524B1 Method for preparing composite membrane for separation of hydrogen gas Chemistry; Metallurgy 26 Expired
US6958137B2 Preparation of composite silica membranes with thermal stability by a soaking-rolling method Performing Operations; Transporting 14 Expired
US4640901A High temperature membrane Chemistry; Metallurgy 14 Expired
US6740783B1 Process for preparing dimethyl ether from crude methanol Chemistry; Metallurgy 12 Expired
US6887380B2 Silicone-coated organic solvent resistant polyamide composite nanofiltration membrane, and method for preparing the same Performing Operations; Transporting 10 Expired
US10180253B2 Integrated carbon dioxide conversion system for connecting oxyfuel combustion and catalytic conversion process Emerging Cross-Sectional Technologies 8 Active
US5646205A Ion complex membrane and a method for producing same Emerging Cross-Sectional Technologies 4 Expired
US5868975A Method for preparing asymmetrical separation membrane for separating water/organic solvent or gas Textiles; Paper 3 Expired
US7655277B2 Titania composite membrane for water/alcohol separation, and preparation thereof Emerging Cross-Sectional Technologies 2 Active
US7851406B2 Nano-sized palladium-doped cation exchange resin catalyst, preparation method thereof and method of removing dissolved oxygen in water using the same Chemistry; Metallurgy 0 Active
US10427104B2 Double crosslinked sodium alginate/polyvinyl alcohol composite nanofiltration membrane and preparation method thereof Performing Operations; Transporting 0 Active
US6228426A Process for preparing composite inorganic membranes Performing Operations; Transporting 0 Expired
US7459108B2 Method for preparing metallic membrane Emerging Cross-Sectional Technologies 0 Active

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