Assignee
KOEHRING GMBH
DE·9 granted patents·171 citations·filing 1974–1982
Top patents by PatentIndex Score
9 records- 0185US4043405APile-driving arrangementKOEHRING GMBH·Filed 1975·Granted Aug 23, 1977·42 cites·51 claims
- 0280US4262755AShock absorbing pile driverKOEHRING GMBH·Filed 1978·Granted Apr 21, 1981·29 cites·1 claims
- 0369US4534419AMethod for pile driving and draggingKOEHRING GMBH·Filed 1978·Granted Aug 13, 1985·22 cites·8 claims
- 0465US4479550ASubmerging ramming arrangementKOEHRING GMBH·Filed 1981·Granted Oct 30, 1984·28 cites·29 claims
- 0559US4465145ACushioned drive cap for a pile driverKOEHRING GMBH·Filed 1982·Granted Aug 14, 1984·21 cites·13 claims
- 0651US4408668AImpact transfer device for power ramsKOEHRING GMBH·Filed 1981·Granted Oct 11, 1983·18 cites·27 claims
- 0731US4371042AFluid operated ramKOEHRING GMBH·Filed 1979·Granted Feb 1, 1983·4 cites·24 claims
- 0831US4314613APile-driving recoil damping deviceKOEHRING GMBH·Filed 1980·Granted Feb 9, 1982·4 cites·7 claims
- 0919US3958892AVibratory ground rollerKOEHRING GMBH·Filed 1974·Granted May 25, 1976·3 cites·5 claims
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