Inventor · disambiguated record
Tjako A. Wolters
Also filed as: WOLTERS TJAKO A · WOLTERS TJAKO AALDRIK
15 granted patents·219 citations·filing 1974–1981
94Inventor score
Top patents by PatentIndex Score
15 records- 0182US4145280AMethod and device for separating a mixtureBALLAST NEDAM GROEP NV·Filed 1977·Granted Mar 20, 1979·46 cites·23 claims
- 0271US4418484AMethod of dredging and dredging implementBALLAST NEDAM GROEP NV·Filed 1980·Granted Dec 6, 1983·29 cites·10 claims
- 0360US4250034ATransport conduitAMSTERDAM BALLAST BAGGER·Filed 1979·Granted Feb 10, 1981·13 cites·2 claims
- 0459US4204347ADevice for cutting loose hard ground materialBALLAST NEDAM GROEP NV·Filed 1978·Granted May 27, 1980·13 cites·15 claims
- 0559US4084334ASuction dredge with swell compensating ladder mountBALLAST NEDAM GROEP NV·Filed 1976·Granted Apr 18, 1978·13 cites·14 claims
- 0658US4374420AMethod of accurately dredging a desired profile contourBALLAST NEDAM GROEP NV·Filed 1980·Granted Feb 15, 1983·17 cites·7 claims
- 0744US4584784AMethod and device for maintaining tools at a levelWOLTERS TJAKO A·Filed 1981·Granted Apr 29, 1986·12 cites·2 claims
- 0844US4138342ADevice for separating water from substances contained thereinBALLAST NEDAM GROEP NV·Filed 1977·Granted Feb 6, 1979·11 cites·30 claims
- 0944US4123860AFlexible connections for suction dredger pipesBALLAST NEDAM GROEP NV·Filed 1977·Granted Nov 7, 1978·13 cites·5 claims
- 1044US3949496AWave compensating system for suction dredgersKONIG JAN DE·Filed 1974·Granted Apr 13, 1976·13 cites·5 claims
- 1138US4083133ASwingable water and slush tube assembly for suction dredgersBALLAST NEDAM GROEP NV·Filed 1976·Granted Apr 11, 1978·10 cites·17 claims
- 1238US4020573AMethod and device for sucking up a solid substance from a stockBALLAST NEDAM GROEP NV·Filed 1975·Granted May 3, 1977·8 cites·21 claims
- 1334US4449720AWatertight seal between two concrete elementsBALLAST NEDAM GROEP NV·Filed 1981·Granted May 22, 1984·10 cites·5 claims
- 1431US4505214ADredged soil conveying vesselBALLAST NEDAM GROEP NV·Filed 1980·Granted Mar 19, 1985·6 cites·8 claims
- 1529US4083135AFlexible connecting arrangement for suction dredgersBALLAST NEDAM GROEP NV·Filed 1976·Granted Apr 11, 1978·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →