Sudarsanam Chellappa
8Patents
4h-index
16Co-inventors
50Inventor score
Filing activity: Aug 16, 2004 → Aug 26, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7461708B2 | Elastomeric seal assembly having auxiliary annular seal components | Fixed Constructions | 13 | Expired |
| US8020638B2 | Seal with dynamic sealing surface at the outside diameter | Fixed Constructions | 7 | Active |
| US8596345B2 | RCD sealing elements with multiple elastomer materials | Fixed Constructions | 7 | Active |
| US8607861B2 | Metal-to-metal seal with retention device | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10648266B2 | Downhole milling cutting structures | Fixed Constructions | 3 | Active |
| US9926746B2 | Actuating a downhole tool | Fixed Constructions | 2 | Active |
| US12031386B2 | Blade cover | Fixed Constructions | 0 | Active |
| US12006773B2 | Drilling tool having pre-fabricated components | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.