Ursula Kellermann
Inventor
Stats
- 2 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 2 US Applications Filed
- 4 Total Citation Count
- Dec 11, 2003 Most Recent Filing
- Dec 11, 2003 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| TIEFENBACH CONTROL SYSTEMS GMBH | 4
| 2003
|
Inventor Addresses
| Address | Duration |
|---|---|
| Erlangen, DE | Aug 31, 06 - Nov 25, 08 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| E21C: | MINING OR QUARRYING | 1 |
| E21D: | SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 7455367 | 2008 | Longwall support control for controlling the movements of longwall support units in the longwall of a mine | 0 |
| 7416369 | 2008 | Timbering and walling control for controlling the movements of timbering and walling units in the coal face of a mine | 1 |
| 2006/0220,438 | 2006 | Timbering and walling control for controlling the movements of timbering and walling units in the coal face of a mine | 1 |
| 2006/0193,702 | 2006 | Timbering and walling control for controlling the movements of timbering and walling units in the coal face of a mine | 0 |
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