Inventor · disambiguated record
Wilhelmus A. E. M. De Gruijter
Also filed as: DE GRUIJTER WILHELMUS A E M
4 granted patents·58 citations·filing 1987–1992
76Inventor score
Files withANGLI HOLDING BV4
Top patents by PatentIndex Score
4 records- 0153US4906027AInsulating joint for metal pipelinesANGLI HOLDING BV·Filed 1989·Granted Mar 6, 1990·22 cites·14 claims
- 0252US4824147AElectrically insulated pipe jointANGLI HOLDING BV·Filed 1987·Granted Apr 25, 1989·22 cites·17 claims
- 0339US4790570AElectrically insulated joint for metal pipesANGLI HOLDING BV·Filed 1987·Granted Dec 13, 1988·12 cites·15 claims
- 0425US5244519ACoating material for and method of inhibiting pathogenic and saprophitic organismsANGLI HOLDING BV·Filed 1992·Granted Sep 14, 1993·2 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →