Inventor · disambiguated record
Carl Gottlieb Langner
Also filed as: LANGNER CARL GOTTLIEB
5 granted patents·1 pending application·354 citations·filing 1996–2001
86Inventor score
Files withSHELL OIL CO5
Top patents by PatentIndex Score
6 records- 0195US6142707ADirect electric pipeline heatingSHELL OIL CO·Filed 1997·Granted Nov 7, 2000·128 cites·19 claims
- 0294US6171025B1Method for pipeline leak detectionSHELL OIL CO·Filed 1996·Granted Jan 9, 2001·92 cites·5 claims
- 0375US6179523B1Method for pipeline installationSHELL OIL CO·Filed 1996·Granted Jan 30, 2001·43 cites·9 claims
- 0474US6315497B1Joint for applying current across a pipe-in-pipe systemSHELL OIL CO·Filed 1997·Granted Nov 13, 2001·71 cites·15 claims
- 0555US6814146B2Annulus for electrically heated pipe-in-pipe subsea pipelineSHELL OIL CO·Filed 2001·Granted Nov 9, 2004·20 cites·32 claims
- 0626US2001040034A1Conductor supported pulltube bundleFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →