Inventor · disambiguated record
Joseph J. Stupak, Jr.
Also filed as: STUPAK JOSEPH · STUPAK JOSEPH J · STUPAK JR JOSEPH J · STUPAK JR JOSEPH JOHN
17 granted patents·470 citations·filing 1982–2020
95Inventor score
Files withSYNEKTRON CORP4KRETCHMER STEVEN2MICROPUMP CORP2ALLEN FRUIT CO INC1AMERICAN CERAM TECH INC1
Top patents by PatentIndex Score
17 records- 0195US4659969AVariable reluctance actuator having position sensing and controlSYNEKTRON CORP·Filed 1984·Granted Apr 21, 1987·70 cites·6 claims
- 0293US4665348AMethod for sensing and controlling the position of a variable reluctance actuatorSYNEKTRON CORP·Filed 1984·Granted May 12, 1987·48 cites·8 claims
- 0391US4656400AVariable reluctance actuators having improved constant force control and position-sensing featuresSYNEKTRON CORP·Filed 1985·Granted Apr 7, 1987·54 cites·7 claims
- 0490US5096390APump assembly with integral electronically commutated drive systemMICROPUMP CORP·Filed 1990·Granted Mar 17, 1992·66 cites·5 claims
- 0588US12295714B2Needle assembly including an aligned magnetic elementBARD INC C R·Filed 2020·Granted May 13, 2025·3 cites·10 claims
- 0687US7216508B2Magnetically attractable components for jewelry articlesKRETCHMER STEVEN·Filed 2005·Granted May 15, 2007·22 cites·21 claims
- 0780US7571623B2Magnetically attractable components for self-sizing jewelry articlesKRETCHMER STEVEN·Filed 2004·Granted Aug 11, 2009·15 cites·8 claims
- 0878US5373407ADisk drive spindle motorMITSUMI ELECTRIC CO LTD·Filed 1992·Granted Dec 13, 1994·32 cites·33 claims
- 0978US5197865AIntegral electronically commutated drive systemMICROPUMP CORP·Filed 1992·Granted Mar 30, 1993·48 cites·6 claims
- 1071US9666317B2Radiation shield with magnetic propertiesAMERICAN CERAM TECH INC·Filed 2015·Granted May 30, 2017·2 cites·33 claims
- 1170US4751459AMagnetic tachometer or accelerometer having highly permeable eddy current flux circuitSYNEKTRON CORP·Filed 1986·Granted Jun 14, 1988·23 cites·4 claims
- 1269US5409101AVariably-controlled vibratory conveyorALLEN FRUIT CO INC·Filed 1994·Granted Apr 25, 1995·34 cites·59 claims
- 1363US6542348B1Method and system for driving a magnetizing fixtureFiled 1999·Granted Apr 1, 2003·18 cites·4 claims
- 1449US6163241ACoil and method for magnetizing an articleFiled 1999·Granted Dec 19, 2000·21 cites·12 claims
- 1538US5469321AMagnetizing device having variable charge storage network and voltage controlFiled 1992·Granted Nov 21, 1995·5 cites·16 claims
- 1625US4518881ALinear motorIBIS SYSTEMS INC·Filed 1982·Granted May 21, 1985·2 cites·12 claims
- 1722US6239596B1Total magnetic flux measuring deviceFiled 1997·Granted May 29, 2001·7 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →