Inventor · disambiguated record
Manfred Koppers
Also filed as: KOPPERS MANFRED
24 granted patents·1 pending application·336 citations·filing 1975–2009
96Inventor score
Files withBOCHUMER EISEN HEINTZMANN16THYSSEN INDUSTRIE5RHEINSTAHL AG2BOCHUMER EISENHUETTE HEINZMANN1ROCHUMER EISEN HEINTZMANN1
Top patents by PatentIndex Score
25 records- 0196US4255071ASupporting of excavation roofsBOCHUMER EISEN HEINTZMANN·Filed 1979·Granted Mar 10, 1981·54 cites·17 claims
- 0287US4440526ARock anchoring arrangementBOCHUMER EISEN HEINTZMANN·Filed 1981·Granted Apr 3, 1984·33 cites·21 claims
- 0381US4887935AMethod of controlling the movement of a longwall excavation front, especially the face or breast of a coal seamBOCHUMER EISEN HEINTZMANN·Filed 1988·Granted Dec 19, 1989·54 cites·14 claims
- 0481US4277204AExcavation roof support and method of installing the sameBOCHUMER EISEN HEINTZMANN·Filed 1979·Granted Jul 7, 1981·34 cites·16 claims
- 0575US4332512AArrangement for erecting columnar supporting elements for underground excavationsBOCHUMER EISEN HEINTZMANN·Filed 1980·Granted Jun 1, 1982·19 cites·29 claims
- 0672US4610424AShut-off valveBOCHUMER EISEN HEINTZMANN·Filed 1984·Granted Sep 9, 1986·28 cites·6 claims
- 0772US4465404AWall element for an underground galleryBOCHUMER EISEN HEINTZMANN·Filed 1982·Granted Aug 14, 1984·17 cites·12 claims
- 0865US4576524ARock anchor arrangementBOCHUMER EISEN HEINTZMANN·Filed 1984·Granted Mar 18, 1986·14 cites·7 claims
- 0963US4236850AShield timbering frame for timbering minesTHYSSEN INDUSTRIE·Filed 1978·Granted Dec 2, 1980·12 cites·7 claims
- 1056US4252476AHydraulically operated mine prop with safety valveBOCHUMER EISEN HEINTZMANN·Filed 1979·Granted Feb 24, 1981·13 cites·14 claims
- 1152US4136999ACanopy and shield structure for a supporting shield in a seam-like mine depositTHYSSEN INDUSTRIE·Filed 1977·Granted Jan 30, 1979·7 cites·4 claims
- 1251US4077223ARoof support shield structure for use in an excavationRHEINSTAHL AG·Filed 1975·Granted Mar 7, 1978·8 cites·4 claims
- 1345US3983709ARoof support structure for excavationsRHEINSTAHL AG·Filed 1975·Granted Oct 5, 1976·5 cites·5 claims
- 1445US2009202310A1Support for underground mining and tunnel constructionBOCHUMER EISEN HEINTZMANN·Filed 2009·Application pending·0 cites
- 1544US4640650AHydraulically operated unit for roof supportBOCHUMER EISEN HEINTZMANN·Filed 1983·Granted Feb 3, 1987·8 cites·14 claims
- 1641US4142449AHydraulic mine propTHYSSEN INDUSTRIE·Filed 1977·Granted Mar 6, 1979·6 cites·1 claims
- 1739US4437562AChain bucket conveyorBOCHUMER EISEN HEINTZMANN·Filed 1981·Granted Mar 20, 1984·6 cites·17 claims
- 1838US4089181ACanopy and shield structure for supporting a shield in a seam-like mine depositTHYSSEN INDUSTRIE·Filed 1977·Granted May 16, 1978·3 cites·2 claims
- 1937US4572480AHydraulic propROCHUMER EISEN HEINTZMANN·Filed 1983·Granted Feb 25, 1986·5 cites·20 claims
- 2033US4843886APressure measuring deviceBOCHUMER EISENHUETTE HEINZMANN·Filed 1988·Granted Jul 4, 1989·7 cites·10 claims
- 2130US4147459AShifting device connected with a longwall conveyor for a progressive timbering frameTHYSSEN INDUSTRIE·Filed 1978·Granted Apr 3, 1979·2 cites·3 claims
- 2229US4630973APeripherally flexible prop arch for mining tracks, tunnels or the likeBOCHUMER EISEN HEINTZMANN·Filed 1984·Granted Dec 23, 1986·0 cites·12 claims
- 2328US4620748AMethod of and arrangement for loosening, loading and transporting of stratified minerals in underground elongated front longwallsBOCHUMER EISEN HEINTZMANN·Filed 1984·Granted Nov 4, 1986·1 cites·17 claims
- 2424US4586530AArrangement for supplying of consumers with pressure fluidsBOCHUMER EISEN HEINTZMANN·Filed 1984·Granted May 6, 1986·0 cites·11 claims
- 2522US4602896AClamping connection device for flanged through sections of support structuresBOCHUMER EISEN HEINTZMANN·Filed 1985·Granted Jul 29, 1986·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →