Inventor · disambiguated record
William G. Riel
Also filed as: RIEL WILLIAM G
3 granted patents·130 citations·filing 2004–2007
74Inventor score
Technology areasE21B
Top patents by PatentIndex Score
3 records- 0187US7152700B2Dual wall drill string assemblyTORQUELOCK CORP·Filed 2004·Granted Dec 26, 2006·103 cites·13 claims
- 0269US7318491B2Apparatus and method for modified horizontal directional drilling assemblyASTEC IND·Filed 2005·Granted Jan 15, 2008·14 cites·21 claims
- 0366US8033345B1Apparatus and method for a drilling assemblyASTEC IND·Filed 2007·Granted Oct 11, 2011·13 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →