Inventor
Gerhard Merten
Inventor
Lunen, DE
Overview
Patents· 72 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Cprimary
E21CMining or quarrying38%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors22%
Y10TTechnical subjects covered by former us classification9%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels6%
F16GBelts, cables, or ropes, predominantly used for driving purposes5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
F16HGearing3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
E21DShafts3%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges2%
PatentTitleYear
8,550,236'Extraction device, particularly for mining, and method for controlling the extraction device'20138,474,606'Link chain for chain conveyors and horizontal chain links therefor'20138,360,912'Chain drive or return arrangement and chain assembly and sprocket employed therein'20138,038,558'Chain drive or return arrangement and chain assembly and sprocket employed therein'20117,997,402'Link chain for chain conveyors and chain wheel thereof'20117,775,342'Scrapers for link chains of scraper chain conveyors and scraper-securing element thereof'20107,731,298'Shearer-loader drive subassembly and guide shoe for it'20107,600,822'Method for the mining of coal and coal planer installation'20097,562,764'Entry conveyor and pan section for the same'20097,431,401'Slide shoe for mining winning machine'20087,325,670'Conveyor pan'20087,282,826'Driving device for sprocket wheels of chain drives'20077,188,441'Plow guide for a chain-pulled plow'20077,032,743'Conveyor pan'20066,966,429'Conveyor pan'20056,959,769'Plough chain strand comprising a chain lock link'20056,896,121'Conveyor pan'20056,872,025'Toggle retainer for toggle connections'20056,715,601'Method for control of the chain drive mechanisms of underground working machines, especially chain scraper conveyors, and a chain scraper conveyor'20046,708,817'Drive and tensioning station of a chain scraper conveyor'20046,655,514'Scraper chain for scraper chain conveyors'20036,612,424'Drive shaft for scraper chain conveyors for double inboard and double outer chain conveyor belts'20036,607,074'Drive station for a chain scraper conveyor for mining operations'20036,513,647'Scraper chain for scraper chain conveyors'20036,279,734'Chain drum arrangement'20016,267,449'Guide arrangement for a drum-type mineral cutting machine'20016,179,386'Drive chain channel arrangement for longwall shearer'20015,947,265'Chain drum arrangement for scraper chain conveyors'19995,941,154'Guide shoe for a cutting machine'19995,931,540'Drive system having a pin drive chain for a cutting machine for underground mining'19995,927,479'Chain drum arrangement for scraper chain conveyors'19995,927,476'Conveyor pan connection for scraper chain conveyors in particular for use in mining'19995,913,403'Drive station for a scraper-chain conveyor usable in an underground mine working'19995,708,074'Anionically stabilized aqueous polyvinylbutyral dispersions and process for their preparation and use'19985,704,267'Guide shoe for a cutting machine especially for a drum or disk shearer'19985,700,061'Guide and drive arrangement for the winning machines of mineral winning installations'19975,658,085'Toggle securing device for toggle joints in chain conveyors and the like'19975,641,058'Method and a device for tensioning endless drive belts'19975,601,341'Drive gear and guide arrangement for a mining machine, in particular a disk shearer'19975,589,535'Air-drying polyurethane resins, their preparation and use'19965,553,925'Apparatus for automatically adjusting the cutting horizon of a mining extraction apparatus'19965,525,669'Aqueous emulsions comprising polyvinyl butyral'19965,343,130'Control system for automatically halting the movement of a machine in the mine working'19945,213,896'Fluorine-containing powder coating'19935,194,543'Crosslinkable fluorine-containing copolymers, and surface coatings based on these copolymers'19935,167,437'Mechanisms for drawing a chain into or through a channel of a chain guide'19925,137,336'Process for the automated winning of mineral, such as coal, in a longwall working'19925,033,315'Apparatus for determining the tension in a chain or the like'19914,934,757'Control of mineral mining machines'19904,887,991'Drive assemblies for chain-driven mining machinery'19894,715,659'Mineral mining installations'19874,679,429'Hydraulic ram stroke monitoring apparatus'19874,607,890'Guides for mineral mining machines'19864,583,785'Mineral winning plough'19864,571,003'Apparatus for controlling the position of a mineral mining machine'19864,571,127'Advance mechanism for mine roof support units'19864,557,525'Cutter bit assembly'19854,474,411'Guides for mineral mining machines'19844,458,951'Apparatus for controlling the position of a mineral mining machine'19844,456,307'Cutter bit assembly'19844,453,771'Mineral winning plough with sword plate formed of plural parts'19844,402,634'Mineral mining installation'19834,376,553'Floor cutter bit'19834,332,421'Coupling devices for connecting a mineral mining machine to a drive chain'19824,286,823'Conveyor and guide assembly'19814,275,927'Mineral mining plough with worm adjustable roof cutter'19814,241,824'Conveyors for use in mineral mining installations'19804,220,371'Method of mineral mining plough operation in two directions of varying depth cut'19804,178,040'Movable mining planer with direction responsive adjustable cutter depth'19794,119,347'Coal plough having separately adjustable cutters and flexible fluid power and control lines therefor'19784,067,619'Longwall machine guide with detachable cover plate'19784,063,781'Apparatus for loading material'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1992Patents assigned to GEWERK EISENHUETTE WESTFALIA (26)· patent assignee history
1978–2013Based in Lunen, DE· patent location history
1993–1998Patents assigned to HOECHST AG (5)· patent assignee history
1993–1998Based in Wiesbaden, DE· patent location history
1997–2011Patents assigned to DBT GMBH (30)· patent assignee history
2001–2007Based in Werne, DE· patent location history
2003–2004Based in Lnen, DE· patent location history
2005–2013Based in Lünen, DE· patent location history
2013Patents assigned to CATERPILLAR GLOBAL MINING EUR (3)· patent assignee history
2013Patents assigned to MERTEN GERHARD (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DBT GMBH | 30 | 1997–2011 |
| GEWERK EISENHUETTE WESTFALIA | 26 | 1977–1992 |
| HOECHST AG | 5 | 1993–1998 |
| CATERPILLAR GLOBAL MINING EUR | 3 | 2013 |
| MERTEN GERHARDself | 3 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lunen, DE | 51 | 1978–2013 |
| Lünen, DE | 9 | 2005–2013 |
| Wiesbaden, DE | 5 | 1993–1998 |
| Lnen, DE | 3 | 2003–2004 |
| Werne, DE | 2 | 2001–2007 |