GM

Gerhard Merten

GG Gewerkschaft Eisenhutte Westfalia Gmbh: 21 patents #3 of 163Top 2%
DG Dbt Gmbh: 17 patents #2 of 80Top 3%
DG Dbt Deutsche Bergbau-Technik Gmbh: 13 patents #1 of 30Top 4%
Hoechst Gmbh: 5 patents #756 of 4,020Top 20%
WG Westfalia Becorit Industrietechnik Gmbh: 4 patents #1 of 35Top 3%
Caterpillar: 3 patents #2,162 of 8,398Top 30%
DG Dbt Automation Gmbh: 1 patents #10 of 29Top 35%
BG Bucyrus Europe Gmbh: 1 patents #6 of 17Top 40%
📍 Grafenau, DE: #1 of 201 inventorsTop 1%
Overall (All Time): #31,264 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 51–68 of 68 patents

Patent #TitleCo-InventorsDate
4715659 Mineral mining installations Christoph Rassmann, Gerhard Nickel, Bernd Steinkuhl, Egon Pfefferle 1987-12-29
4679429 Hydraulic ram stroke monitoring apparatus Werner Rafael, Horst Schlusener 1987-07-14
4607890 Guides for mineral mining machines Bernd Steinkuhl, Alois Hauschopp 1986-08-26
4583785 Mineral winning plough Oswald Breuer, Bernd Steinkuhl, Christoph Rassmann 1986-04-22
4571127 Advance mechanism for mine roof support units Gunter Lagodka 1986-02-18
4571003 Apparatus for controlling the position of a mineral mining machine Franz Roling, Bernd Steinkuhl 1986-02-18
4557525 Cutter bit assembly Oswald Breuer, Norbert Hesse, Bernd Steinkuhl 1985-12-10
4474411 Guides for mineral mining machines Wolfgang Peters, Christoph Rassmann 1984-10-02
4458951 Apparatus for controlling the position of a mineral mining machine Bernd Steinkuhl, Oswald Breuer, Horst Schlusener 1984-07-10
4456307 Cutter bit assembly Oswald Breuer, Norbert Hesse, Bernd Steinkuhl 1984-06-26
4453771 Mineral winning plough with sword plate formed of plural parts Bernd Steinkuhl, Oswald Breuer 1984-06-12
4402634 Mineral mining installation Horst Schlusener, Kunibert Becker, Herbert Beyer 1983-09-06
4376553 Floor cutter bit Oswald Breuer 1983-03-15
4332421 Coupling devices for connecting a mineral mining machine to a drive chain Oswald Breuer, Bernd Steinkuhl 1982-06-01
4286823 Conveyor and guide assembly Wolfgang Peters, Hans-Dieter Schneider, Willy Heyer 1981-09-01
4275927 Mineral mining plough with worm adjustable roof cutter Oswald Breuer, Steinkuhl Bernd 1981-06-30
4241824 Conveyors for use in mineral mining installations Werner Georg, Helmut Langenberg 1980-12-30
4220371 Method of mineral mining plough operation in two directions of varying depth cut 1980-09-02