Inventor · disambiguated record
Donald E. Lorenzi
Also filed as: LORENZI DONALD E
12 granted patents·300 citations·filing 1975–1985
93Inventor score
Top patents by PatentIndex Score
12 records- 0193US4372658APipeline inspection apparatusMAGNAFLUX CORP·Filed 1982·Granted Feb 8, 1983·47 cites·6 claims
- 0292US4249810APipeline inspection apparatusMAGNAFLUX CORP·Filed 1978·Granted Feb 10, 1981·31 cites·3 claims
- 0386US4641529APipeline inspection device using ultrasonic apparatus for corrosion pit detectionMAGNAFLUX PIPELINE SERVICES IN·Filed 1984·Granted Feb 10, 1987·62 cites·6 claims
- 0483US4434427AAtmosphere control for photographic pipeline inspectionMAGNAFLUX CORP·Filed 1982·Granted Feb 28, 1984·20 cites·18 claims
- 0580US4158873ADemagnetizing methods and apparatusMAGNAFLUX CORP·Filed 1977·Granted Jun 19, 1979·27 cites·10 claims
- 0679US4363545APhotographic pipeline inspection apparatus including an optical port wiperMAGNAFLUX CORP·Filed 1981·Granted Dec 14, 1982·19 cites·11 claims
- 0777US4633620ASystem for processing of steel billets or the like to remove surface defectsMAGNAFLUX CORP·Filed 1985·Granted Jan 6, 1987·36 cites·13 claims
- 0865US4290016AMethod and apparatus for establishing magnetization levels for magnetic particle testing or the likeMAGNAFLUX CORP·Filed 1978·Granted Sep 15, 1981·18 cites·5 claims
- 0954US4063157AMagnetic testing device for internal surfaces of pipe using a magnetizing means and expandable magnetizable material within the pipeMAGNAFLUX CORP·Filed 1977·Granted Dec 13, 1977·15 cites·1 claims
- 1048US4502253ASurface treating and testing apparatusMAGNAFLUX CORP·Filed 1982·Granted Mar 5, 1985·11 cites·12 claims
- 1141US4598250ACorrosion sensor device including side-by-side bar magnets surrounded by a coilMAGNAFLUX PIPELINE SERVICES IN·Filed 1982·Granted Jul 1, 1986·9 cites·6 claims
- 1235US4035721ASystem and method using magnetic tape for testing of small cylindrical partsMAGNAFLUX CORP·Filed 1975·Granted Jul 12, 1977·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →