Inventor
Gerhard Siepenkort
Inventor
Lunen, DE
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Cprimary
E21CMining or quarrying69%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels10%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors8%
Y10TTechnical subjects covered by former us classification8%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
10,508,540Plow guide assembly for plow guides20199,988,904Plow bit assembly20189,163,501'Guide piece for an extraction or coal plough'20159,156,621'Face conveyor for extraction plants and trough element for said face conveyor'20158,752,906'Mining plough for plough systems and plough system for inclined formation'20148,733,536'Transfer station'20148,714,659'Bit arrangement for a mining plough, and mining plough for plough systems'20148,632,134'Carriage for a recovery plough'20148,616,656'Ploughing device for mining and plough body for said device'20138,544,960'Chain guide for a driving chain of a mining machine'20138,459,749'Roof cutter holder adjustment device and securing element therefor'20138,276,990'Drive station for an underground plough system and method for repairing recovery ploughs'20128,128,176'Device for determining the cutting horizon of a mining extraction system, and pan element therefor'20128,066,112'Connector device for trough pans on mining equipment trough pan and assembly component for the same'20117,641,286'Plough guide for a chain-pulled plough'20107,575,284'Mining plow'20097,503,629'Pick locking device including a clamp element and a retaining pin'20097,399,039'Baseplate plow guide section'20087,393,061'Coal plow cutter'20087,347,501'Plow baseplate'20087,314,253'Plough for underground mining'20087,310,897'Bit holder for a ploughing bit and ploughing bit'20077,303,352'Connection device'20077,188,441'Plow guide for a chain-pulled plow'20077,104,392'Toggle retainer for toggle connections and toggle pocket for toggle retainer'20067,097,256'Mining machine with releasable guide piece and the guide piece for it'20067,073,870'Bit holder for a ploughing bit of a coal or extraction plough and ploughing bit'20067,070,040'Toggle and toggle connection assembly'20067,055,913'Chain guide arrangement on a mining machine'20066,769,742'Clamped chain cover for longwall plough guide'20045,167,438'Guides for mineral winning ploughs'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2019Based in Lunen, DE· patent location history
2004–2010Patents assigned to DBT GMBH (15)· patent assignee history
2006–2018Based in Lünen, DE· patent location history
2011–2015Patents assigned to SIEPENKORT GERHARD (11)· patent assignee history
2011–2014Patents assigned to HESSE NORBERT (10)· patent assignee history
2011–2014Patents assigned to KLABISCH ADAM (10)· patent assignee history
2012–2015Patents assigned to CATERPILLAR GLOBAL MINING EUR (9)· patent assignee history
2015Based in Langen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DBT GMBH | 15 | 2004–2010 |
| SIEPENKORT GERHARDself | 11 | 2011–2015 |
| HESSE NORBERT | 10 | 2011–2014 |
| KLABISCH ADAM | 10 | 2011–2014 |
| CATERPILLAR GLOBAL MINING EUR | 9 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lunen, DE | 15 | 1992–2019 |
| Lünen, DE | 15 | 2006–2018 |
| Langen, DE | 1 | 2015 |