Sung W. Cha
11Patents
9h-index
19Co-inventors
69Inventor score
Filing activity: Apr 5, 1991 → Jul 21, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5158986A | Microcellular thermoplastic foamed with supercritical fluid | Emerging Cross-Sectional Technologies | 330 | Expired |
| US5334356A | Supermicrocellular foamed materials | Emerging Cross-Sectional Technologies | 188 | Expired |
| US6884377B1 | Method and apparatus for microcellular polymer extrusion | Performing Operations; Transporting | 105 | Expired |
| US6284810A | Method and apparatus for microcellular polymer extrusion | Performing Operations; Transporting | 105 | Expired |
| US6884823B1 | Injection molding of polymeric material | Emerging Cross-Sectional Technologies | 87 | Expired |
| US6613811B1 | Microcellular thermoplastic elastomeric structures | Chemistry; Metallurgy | 50 | Expired |
| USRE37932E1 | Supermicrocellular foamed materials | General | 41 | Expired |
| US8137600B2 | Injection molding of polymeric material | Emerging Cross-Sectional Technologies | 22 | Active |
| US7361294B2 | Injection molding of polymeric material | Emerging Cross-Sectional Technologies | 11 | Expired |
| US9431173B2 | Method for manufacturing plastic dielectric having holes and plastic dielectric manufactured thereby | Chemistry; Metallurgy | 0 | Active |
| US9315217B2 | Production method for a splash shield using a continuous extrusion-injection-foaming moulding process | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.