Gerhard Siepenkort
31Patents
4h-index
19Co-inventors
60Inventor score
Filing activity: Aug 13, 1991 → May 22, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8128176B2 | Device for determining the cutting horizon of a mining extraction system, and pan element therefor | Fixed Constructions | 10 | Active |
| US7073870B2 | Bit holder for a ploughing bit of a coal or extraction plough and ploughing bit | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7393061B2 | Coal plow cutter | Fixed Constructions | 7 | Expired |
| US7399039B2 | Baseplate plow guide section | Fixed Constructions | 6 | Active |
| US7188441B2 | Plow guide for a chain-pulled plow | Fixed Constructions | 3 | Expired |
| US7310897B2 | Bit holder for a ploughing bit and ploughing bit | Fixed Constructions | 3 | Expired |
| US7097256B2 | Mining machine with releasable guide piece and the guide piece for it | Fixed Constructions | 3 | Expired |
| US7641286B2 | Plough guide for a chain-pulled plough | Fixed Constructions | 2 | Expired |
| US7070040B2 | Toggle and toggle connection assembly | Performing Operations; Transporting | 2 | Expired |
| US8066112B2 | Connector device for trough pans on mining equipment trough pan and assembly component for the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US7503629B2 | Pick locking device including a clamp element and a retaining pin | Fixed Constructions | 2 | Expired |
| US8714659B2 | Bit arrangement for a mining plough, and mining plough for plough systems | Fixed Constructions | 2 | Active |
| US7314253B2 | Plough for underground mining | Fixed Constructions | 2 | Expired |
| US7104392B2 | Toggle retainer for toggle connections and toggle pocket for toggle retainer | Performing Operations; Transporting | 2 | Expired |
| US5167438A | Guides for mineral winning ploughs | Fixed Constructions | 2 | Expired |
| US7347501B2 | Plow baseplate | Fixed Constructions | 2 | Active |
| US6769742B2 | Clamped chain cover for longwall plough guide | Fixed Constructions | 2 | Expired |
| US7055913B2 | Chain guide arrangement on a mining machine | Fixed Constructions | 1 | Expired |
| US8733536B2 | Transfer station | Fixed Constructions | 1 | Active |
| US9156621B2 | Face conveyor for extraction plants and trough element for said face conveyor | Fixed Constructions | 1 | Active |
| US9988904B2 | Plow bit assembly | Fixed Constructions | 1 | Active |
| US10508540B2 | Plow guide assembly for plow guides | Fixed Constructions | 0 | Active |
| US8544960B2 | Chain guide for a driving chain of a mining machine | Fixed Constructions | 0 | Active |
| US8276990B2 | Drive station for an underground plough system and method for repairing recovery ploughs | Fixed Constructions | 0 | Active |
| US9163501B2 | Guide piece for an extraction or coal plough | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.