Inventor · disambiguated record
Jan De Koning
Also filed as: DE KONING JAN · DE KONING JAN C · DE KONING JAN CORNELIS
7 granted patents·2 pending applications·78 citations·filing 1976–2007
85Inventor score
Files withBALLAST NEDAM GROEP NV4AMSTERDAM BALLAST BAGGER1GOYO BALLAST CO LTD1SPANSTAAL1WHITE STEPHEN L1
Top patents by PatentIndex Score
9 records- 0170US4123859AShock absorbing system for suction dredgersBALLAST NEDAM GROEP NV·Filed 1976·Granted Nov 7, 1978·20 cites·7 claims
- 0259US4084334ASuction dredge with swell compensating ladder mountBALLAST NEDAM GROEP NV·Filed 1976·Granted Apr 18, 1978·13 cites·14 claims
- 0347US4177585AMethod and apparatus for dredgingAMSTERDAM BALLAST BAGGER·Filed 1978·Granted Dec 11, 1979·11 cites·10 claims
- 0444US4123860AFlexible connections for suction dredger pipesBALLAST NEDAM GROEP NV·Filed 1977·Granted Nov 7, 1978·13 cites·5 claims
- 0540US2009308810A1Separation Apparatus and MethodZONNEWATER B V·Filed 2005·Application pending·0 cites
- 0638US4083133ASwingable water and slush tube assembly for suction dredgersBALLAST NEDAM GROEP NV·Filed 1976·Granted Apr 11, 1978·10 cites·17 claims
- 0738US2008019846A1Variable displacement gerotor pumpWHITE STEPHEN L·Filed 2007·Application pending·0 cites
- 0834US4172617ASuction dredger vessel and method of loading the hold of the sameSPANSTAAL·Filed 1978·Granted Oct 30, 1979·5 cites·7 claims
- 0931US4175342ASuction dredgerGOYO BALLAST CO LTD·Filed 1976·Granted Nov 27, 1979·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →