Inventor · disambiguated record
Jan P. Van Dongeren
Also filed as: VAN DONGEREN JAN P
10 granted patents·258 citations·filing 1978–1985
91Inventor score
Top patents by PatentIndex Score
10 records- 0183US4362323APipe part with a socket endWABIN BV·Filed 1981·Granted Dec 7, 1982·60 cites·17 claims
- 0279US4440195APlastic tube with longitudinal channels in the wallWAVIN BV·Filed 1982·Granted Apr 3, 1984·34 cites·5 claims
- 0378US4566704ASealing body for a pipe connectionWAVIN BV·Filed 1985·Granted Jan 28, 1986·40 cites·1 claims
- 0477US4390383AMethod of making plastic pipes having walls with lengthwise extending channelsWAVIN BV·Filed 1981·Granted Jun 28, 1983·31 cites·9 claims
- 0565US4634844AElectroweldable socket and a device of manufacturing such a socketWAVIN BV·Filed 1985·Granted Jan 6, 1987·26 cites·8 claims
- 0659US4341392APlastics pipes having walls with lengthwise extending channelsWAVIN BV·Filed 1980·Granted Jul 27, 1982·23 cites·4 claims
- 0754US4323339ADevice for manufacturing plastics pipes with oblong channelsWAVIN BV·Filed 1980·Granted Apr 6, 1982·18 cites·4 claims
- 0844US4305899AMethod of manufacturing a plastic tube with longitudinal channels in the wallWAVIN BV·Filed 1980·Granted Dec 15, 1981·9 cites·8 claims
- 0942US4492867AMethod of and apparatus for determining the state of ageing of plastic productsWAVIN BV·Filed 1982·Granted Jan 8, 1985·10 cites·16 claims
- 1042US4280534APlastics pipes having walls with lengthwise extending channelsWAVIN BV·Filed 1978·Granted Jul 28, 1981·7 cites·2 claims
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