E02D 3/054

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9915050 Apparatus and method for ground improvementJun 02, 14Mar 13, 18GEOPIER FOUNDATION COMPANY, INC.
9789579 Apparatus for detecting rammer tip-overSep 10, 13Oct 17, 17HONDA MOTOR CO., LTD.
9702108 Direct power compaction methodMay 27, 16Jul 11, 17JAFEC USA, INC.
9446524 Wire clamp with piezoelectric actuator and method and apparatus for applying a preload force to the piezoelectric actuatorNov 14, 13Sep 20, 16ASM TECHNOLOGY SINGAPORE PTE LTD
9062430 Buffer unit for slewing platform of tamping machineJun 27, 11Jun 23, 15HUNAN SANY INTELLIGENT CONTROL EQUIPMENT CO., LTD., KUNSHAN SANY MECHANICAL CO., LTD., KUNSHAN SANY MECHANINICAL CO., LTD.,
9062431 Device and method for soil compaction and/or soil stabilizationDec 20, 13Jun 23, 15GEOPIER FOUNDATION COMPANY, INC.
8746956 Vibrator arrangement and method of producing material columns in the groundFeb 01, 07Jun 10, 14DEGEN, ALEXANDER
8282264 Elongated vibrator made in several detachable elements assembled with each other through secured connectionsJun 25, 09Oct 09, 12PTC, P T C,