Wilfried Weigel
18Patents
5h-index
23Co-inventors
66Inventor score
Filing activity: Sep 4, 1997 → Dec 30, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7117989B2 | Device for detecting the tension of scraper chains | Performing Operations; Transporting | 35 | Expired |
| US6957970B2 | Connector for a cable for underground mining | Electricity | 22 | Expired |
| US6029799A | Method for controlling drives of conveying machinery | Performing Operations; Transporting | 19 | Expired |
| US6056481A | Method and device for monitoring the load on hydraulic powered shield supports for underground mining | Fixed Constructions | 18 | Expired |
| US6113429A | Plug-type coupling for sheathed electrical cables | Electricity | 14 | Expired |
| US7177709B2 | Controller for underground mining | Physics | 5 | Expired |
| US6008605A | Method for determining the active power of asynchronous electric motors | Physics | 4 | Expired |
| US8651581B2 | Safety device for the movable excavation devices in an underground longwall mine | Fixed Constructions | 3 | Active |
| US10906416B2 | Contact apparatus and charging contact unit and method for electrically connecting a vehicle to a charging station | Emerging Cross-Sectional Technologies | 3 | Active |
| US6443744B1 | Grounding contact | Electricity | 2 | Expired |
| US7320625B2 | Control device for electrohydraulic support controller | Electricity | 1 | Expired |
| US10828998B2 | Rapid charging system and method for electrically connecting a vehicle to a charging station | Emerging Cross-Sectional Technologies | 1 | Active |
| US10141702B2 | Discharge device | Electricity | 1 | Active |
| US8876218B2 | Hydraulic circuit for longwall support | Fixed Constructions | 0 | Active |
| US8382494B2 | Grounding contact for an axle having a sliding contact element and a sensor | Electricity | 0 | Active |
| US10946757B2 | Contact apparatus and charging contact unit, and method for electrically connecting a vehicle to a charging station | Emerging Cross-Sectional Technologies | 0 | Active |
| US8960807B2 | Hydraulic circuit for longwall mining | Emerging Cross-Sectional Technologies | 0 | Active |
| US12122255B2 | Contact apparatus and charging contact unit and method for electrically connecting a vehicle to a charging station | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.