Inventor · disambiguated record
Herbert Heitkamp
Also filed as: HEITKAMP HERBERT
13 granted patents·137 citations·filing 1976–1994
92Inventor score
Files withGEWERK EISENHUETTE WESTFALIA12
Top patents by PatentIndex Score
13 records- 0189US4457212AHydraulic ramGEWERK EISENHUETTE WESTFALIA·Filed 1982·Granted Jul 3, 1984·41 cites·18 claims
- 0285US4099388ADrive shield for tunneling apparatus and a method for operating such a shieldGEWERK EISENHUETTE WESTFALIA·Filed 1976·Granted Jul 11, 1978·27 cites·8 claims
- 0353US4558629AHydraulic control means for pipe thrust-jacking apparatusGEWERK EISENHUETTE WESTFALIA·Filed 1983·Granted Dec 17, 1985·11 cites·4 claims
- 0449US4095436AMethod of, and apparatus for, controlling the advance of a tunnel drive shieldGEWERK EISENHUETTE WESTFALIA·Filed 1977·Granted Jun 20, 1978·7 cites·22 claims
- 0548US4432665ATunnel driving apparatusGEWERK EISENHUETTE WESTFALIA·Filed 1981·Granted Feb 21, 1984·6 cites·8 claims
- 0647US4439063AHydraulic control meansGEWERK EISENHUETTE WESTFALIA·Filed 1981·Granted Mar 27, 1984·6 cites·23 claims
- 0747US4343512ACutter drive regulation apparatus for a tunnelling machineGEWERK EISENHUETTE WESTFALIA·Filed 1980·Granted Aug 10, 1982·8 cites·12 claims
- 0846US4155668ASealing means for the drive members of drive shieldsGEWERK EISENHUETTE WESTFALIA·Filed 1978·Granted May 22, 1979·5 cites·13 claims
- 0946US4060992AMethod of and apparatus for laying a pipe-lineGEWERK EISENHUETTE WESTFALIA·Filed 1976·Granted Dec 6, 1977·10 cites·11 claims
- 1042US4224004AKnife shieldGEWERK EISENHUETTE WESTFALIA·Filed 1978·Granted Sep 23, 1980·4 cites·14 claims
- 1140US4412758AHydraulic control meansGEWERK EISENHUETTE WESTFALIA·Filed 1981·Granted Nov 1, 1983·5 cites·9 claims
- 1240US4391553AHydraulic control systems for and methods of controlling the operation of tunnelling apparatusGEWERK EISENHUETTE WESTFALIA·Filed 1981·Granted Jul 5, 1983·4 cites·18 claims
- 1325US5802744AMethod of and an apparatus for reconstructing railway track systemsFiled 1994·Granted Sep 8, 1998·3 cites·54 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →