Inventor · disambiguated record
Ronald Van Hal
Also filed as: HAL RONALD VAN
2 granted patents·10 citations·filing 2004–2008
56Inventor score
Technology areasG01N
Files withSCHLUMBERGER TECHNOLOGY CORP2
Top patents by PatentIndex Score
2 records- 0174US7432109B2Spetroscopic pH measurement using optimized mixtures of reagents to extend measurement rangeSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Oct 7, 2008·9 cites·11 claims
- 0267US7993604B2Spectroscopic pH measurement using optimized mixtures of reagents to extend measurement rangeSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Aug 9, 2011·1 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →