Inventor · disambiguated record
Robert W. Siegfried, Ii
Also filed as: SIEGFRIED II ROBERT W · SIEGFRIED ROBERT · SIEGFRIED ROBERT W
19 granted patents·705 citations·filing 1979–2003
96Inventor score
Files withATLANTIC RICHFIELD CO11CORNING GLASS WORKS2INOLEX INVESTMENT CORP2GAS TECHNOLOGY INST1INT CREATIONS LTD1
Top patents by PatentIndex Score
19 records- 0190USD491271SMassage deviceFiled 2003·Granted Jun 8, 2004·42 cites·1 claims
- 0289US4928758ADownhole wellbore flowmeter toolATLANTIC RICHFIELD CO·Filed 1989·Granted May 29, 1990·52 cites·11 claims
- 0386US5833961APolyester-based suncreen formulationsINOLEX INVESTMENT CORP·Filed 1996·Granted Nov 10, 1998·103 cites·21 claims
- 0483US5251479ADownhole wellbore tool for measuring flow parametersATLANTIC RICHFIELD CO·Filed 1991·Granted Oct 12, 1993·83 cites·4 claims
- 0581US4912683AMethod for acoustically measuring wall thickness of tubular goodsATLANTIC RICHFIELD CO·Filed 1988·Granted Mar 27, 1990·62 cites·8 claims
- 0681US4235616AOptical waveguide manufacturing process and articleCORNING GLASS WORKS·Filed 1979·Granted Nov 25, 1980·27 cites·17 claims
- 0777US4701891AMethod and apparatus for measuring formation compression and shear wave velocityATLANTIC RICHFIELD CO·Filed 1986·Granted Oct 20, 1987·45 cites·5 claims
- 0871US5989527ACompositions and methods for improving the performance of chemical exfoliating agents, sunless tanning agents, skin lightening agents and insect repellentsINOLEX INVESTMENT CORP·Filed 1998·Granted Nov 23, 1999·37 cites·32 claims
- 0970US4646565AUltrasonic surface texture measurement apparatus and methodATLANTIC RICHFIELD CO·Filed 1985·Granted Mar 3, 1987·40 cites·5 claims
- 1067US4867264AApparatus and method for investigating wellbores and the likeATLANTIC RICHFIELD CO·Filed 1988·Granted Sep 19, 1989·37 cites·10 claims
- 1164US4928759ATubing conveyed wellbore fluid flow measurement systemATLANTIC RICHFIELD CO·Filed 1989·Granted May 29, 1990·33 cites·9 claims
- 1259US6985815B2Instantaneous spectral analysisGAS TECHNOLOGY INST·Filed 2003·Granted Jan 10, 2006·20 cites·6 claims
- 1359US4452077ABorehole ultrasonic flow meterATLANTIC RICHFIELD CO·Filed 1982·Granted Jun 5, 1984·24 cites·6 claims
- 1459US4328018AMethod and apparatus for making optical fiber waveguidesCORNING GLASS WORKS·Filed 1980·Granted May 4, 1982·13 cites·10 claims
- 1555US4419748AContinuous wave sonic loggingATLANTIC RICHFIELD CO·Filed 1983·Granted Dec 6, 1983·14 cites·5 claims
- 1653US5445815ADry sunscreen compositionFiled 1993·Granted Aug 29, 1995·16 cites·5 claims
- 1752US4829488ADrive mechanism for borehole televiewerATLANTIC RICHFIELD CO·Filed 1988·Granted May 9, 1989·21 cites·10 claims
- 1852US4803667ATeleviewer processing systemATLANTIC RICHFIELD CO·Filed 1986·Granted Feb 7, 1989·21 cites·8 claims
- 1949US5676934ADry sunscreen compositionINT CREATIONS LTD·Filed 1995·Granted Oct 14, 1997·15 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →