Inventor · disambiguated record
Johannes Maria Vianney Antonius Koelman
Also filed as: KOELMAN JOHANNES M V A · KOELMAN JOHANNES MARIA VIANNEY · KOELMAN JOHANNES MARIA VIANNEY ANTONIUS
6 granted patents·64 citations·filing 1994–2012
82Inventor score
Top patents by PatentIndex Score
6 records- 0165US9091589B2Fiber optic cable with increased directional sensitivityDEN BOER JOHANNIS JOSEPHUS·Filed 2012·Granted Jul 28, 2015·2 cites·19 claims
- 0263US9234999B2System and method for making distributed measurements using fiber optic cableKOELMAN JOHANNES MARIA VIANNEY ANTONIUS·Filed 2011·Granted Jan 12, 2016·3 cites·8 claims
- 0355US5608323AArrangement of the electrodes for an electrical logging system for determining the electrical resistivity of a subsurface formationSHELL OIL CO·Filed 1994·Granted Mar 4, 1997·28 cites·19 claims
- 0439US6098019AResistivity log correction methodSHELL OIL CO·Filed 1998·Granted Aug 1, 2000·18 cites·6 claims
- 0529US5923171ADetermining a parameter on a component in a compositionSHELL OIL CO·Filed 1997·Granted Jul 13, 1999·9 cites·15 claims
- 0625US5922611ADetermining a parameter in a physical systemSHELL OIL CO·Filed 1997·Granted Jul 13, 1999·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →