Ja-Young Koo
15Patents
9h-index
30Co-inventors
72Inventor score
Filing activity: Nov 18, 1987 → Nov 1, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4769148A | Novel polyamide reverse osmosis membranes | Performing Operations; Transporting | 94 | Expired |
| US4859384A | Novel polyamide reverse osmosis membranes | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6245234A | Composite polyamide reverse osmosis membrane and method of producing the same | Performing Operations; Transporting | 52 | Expired |
| US4992485A | Microporous peek membranes and the preparation thereof | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6015495A | Composite polyamide reverse osmosis membrane and method of producing the same | Performing Operations; Transporting | 37 | Expired |
| US6913694B2 | Selective membrane having a high fouling resistance | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6368507B1 | Composite polyamide reverse osmosis membrane and method of producing the same | Performing Operations; Transporting | 33 | Expired |
| US7537697B2 | Selective membrane having a high fouling resistance | Performing Operations; Transporting | 18 | Active |
| US6063278A | Composite polyamide reverse osmosis membrane and method of producing the same | Performing Operations; Transporting | 12 | Expired |
| US7913857B2 | Selective membrane having a high fouling resistance | Performing Operations; Transporting | 7 | Active |
| US7479300B2 | Composite polyamide reverse osmosis membrane and method of producing the same | Emerging Cross-Sectional Technologies | 3 | Active |
| US9089820B2 | Selective membrane having a high fouling resistance | Performing Operations; Transporting | 1 | Active |
| US8820540B2 | Method for preparing a filtration membrane and filtration membrane prepared by said method | Performing Operations; Transporting | 1 | Active |
| US9468641B2 | Anti-inflammatory pharmaceutical composition comprising benzopyranyl tetracycles | Human Necessities | 0 | Active |
| US10160766B1 | Benzopyranyl tetracycle compound and pharmaceutical composition having excellent anti-inflammatory effect comprising the same | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.