Inventor · disambiguated record
Herman Dykstra
Also filed as: DYKSTRA HERMAN
4 granted patents·39 citations·filing 1985–1990
76Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0139US5035285AGravel packing system for a production radial tubePETROLPHYSICS OPERATORS·Filed 1990·Granted Jul 30, 1991·16 cites·4 claims
- 0237US4974672AGravel packing system for a production radial tubePETROLPHYSICS OPERATORS·Filed 1989·Granted Dec 4, 1990·11 cites·5 claims
- 0336US4750561AGravel packing system for a production radial tubeDICKINSON BEN WADE O·Filed 1985·Granted Jun 14, 1988·8 cites·22 claims
- 0430US4865128AGravel packing system for a production radial tubePETROLPHYSICS OPERATORS·Filed 1988·Granted Sep 12, 1989·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →