Seung-Hak Choi
26Patents
3h-index
48Co-inventors
63Inventor score
Filing activity: Nov 8, 1996 → Dec 20, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5808619A | Real-time rendering method of selectively performing bump mapping and phong shading processes and apparatus therefor | Physics | 71 | Expired |
| US7449112B2 | Crosslinked polyvinyl alcohol-based polymer membrane and a process of its preparation | Emerging Cross-Sectional Technologies | 12 | Expired |
| US10378427B2 | Nitrogen enriched air supply for gasoline compression ignition combustion | Emerging Cross-Sectional Technologies | 3 | Active |
| US10682606B2 | Multilayer aromatic polyamide thin-film composite membranes for separation of gas mixtures | Emerging Cross-Sectional Technologies | 2 | Active |
| US7732139B2 | Multiple SNP for diagnosing cardiovascular disease, microarray and kit comprising the same, and method of diagnosing cardiovascular disease using the same | Chemistry; Metallurgy | 1 | Expired |
| US10889915B2 | Producing fibers using spinnerets | Performing Operations; Transporting | 1 | Active |
| US11566715B1 | Preventing an over pressure condition with a mechanical shutdown valve | Emerging Cross-Sectional Technologies | 1 | Active |
| US11596899B1 | Hollow fiber membrane module and method of making and using same | Performing Operations; Transporting | 0 | Active |
| US11821543B2 | Preventing an over pressure condition with a mechanical shutdown valve | Emerging Cross-Sectional Technologies | 0 | Active |
| US11724230B2 | Multilayer aromatic polyamide thin-film composite membranes for separation of gas mixtures | Emerging Cross-Sectional Technologies | 0 | Active |
| US7932368B2 | Multiple SNP for diagnosing colorectal cancer, microarray and kit comprising the same, and method of diagnosing colorectal cancer using the same | Chemistry; Metallurgy | 0 | Active |
| US10843128B2 | Membrane contactor | Chemistry; Metallurgy | 0 | Active |
| US12006233B2 | Methods for water extraction | Chemistry; Metallurgy | 0 | Active |
| US11866653B1 | Processes and systems for upgrading crude oil | Chemistry; Metallurgy | 0 | Active |
| US11674419B1 | Engine system with catalytic reactor | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11260351B2 | Thin film composite hollow fiber membranes fabrication systems | Performing Operations; Transporting | 0 | Active |
| US7599800B2 | Apparatus and method for coding genetic information | Emerging Cross-Sectional Technologies | 0 | Active |
| US7517650B2 | Method of diagnosing breast cancer and compositions therefor | Chemistry; Metallurgy | 0 | Expired |
| US11406941B2 | Thin film composite hollow fiber membranes fabrication systems | Performing Operations; Transporting | 0 | Active |
| US12083474B2 | Stacked membranes and their use in gas separation | Chemistry; Metallurgy | 0 | Active |
| US11383200B2 | Membrane process for H2 recovery from sulfur recovery tail gas stream of sulfur recovery units and process for environmentally greener sales gas | Emerging Cross-Sectional Technologies | 0 | Active |
| US11674241B2 | Producing fibers using spinnerets | Performing Operations; Transporting | 0 | Active |
| US11253819B2 | Production of thin film composite hollow fiber membranes | Textiles; Paper | 0 | Active |
| US12202755B2 | Segregation and treatment of waste water streams for enhanced oil recovery | Chemistry; Metallurgy | 0 | Active |
| US11642629B2 | Multi-layer composite gas separation membranes, methods for preparation, and use | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.