Inventor · disambiguated record
Frank J. Matusik
Also filed as: MATUSIK FRANK J
7 granted patents·452 citations·filing 1980–1992
89Inventor score
Technology areasG01N
Top patents by PatentIndex Score
7 records- 0196US4524610AIn-line vibratory viscometer-densitometerNAT METAL AND REFINING COMPANY·Filed 1983·Granted Jun 25, 1985·197 cites·24 claims
- 0284US5054313AControl circuitry for viscosity sensorsNAT METAL AND REFINING COMPANY·Filed 1990·Granted Oct 8, 1991·77 cites·8 claims
- 0378US4299119AIncremental rotary viscometerNAT METAL AND REFINING COMPANY·Filed 1980·Granted Nov 10, 1981·36 cites·25 claims
- 0476US4754640AApparatus and method for determining the viscoelasticity of liquidsNAT METAL AND REFINING COMPANY·Filed 1987·Granted Jul 5, 1988·46 cites·10 claims
- 0574US4488427ARotational vibratory viscometer transducer and circuitNAT METAL AND REFINING COMPANY·Filed 1983·Granted Dec 18, 1984·29 cites·20 claims
- 0672US5317908AHigh viscosity transducer for vibratory viscometerNAT METAL REFINING COMPANY INC·Filed 1992·Granted Jun 7, 1994·48 cites·15 claims
- 0762US4566181ARotational vibratory viscometer transducer and circuitNAT METAL AND REFINING COMPANY·Filed 1984·Granted Jan 28, 1986·19 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →