Randall S. Pyrch
4Patents
3h-index
4Co-inventors
39Inventor score
Filing activity: Dec 20, 2006 → Jun 25, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7828085B2 | Modular top drive | Emerging Cross-Sectional Technologies | 47 | Active |
| US8839884B2 | Direct modular top drive with pipe handler module and methods | Emerging Cross-Sectional Technologies | 44 | Active |
| US8151909B2 | Modular top drive lubrication system and methods | Emerging Cross-Sectional Technologies | 6 | Active |
| US8499858B2 | Modular top drive lubrication system and methods | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.