Inventor · disambiguated record
Douglas E. Johnson
Also filed as: JOHNSON DOUGLAS E · JOHNSON DOUGLAS EUGENE
18 granted patents·4 pending applications·340 citations·filing 1980–2017
95Inventor score
Files withLITE RUN INC3DALE ELECTRONICS2DOUGLASS MICHAEL R2EXXONMOBIL RES & ENG CO2JOHNSON DOUGLAS E2
Top patents by PatentIndex Score
22 records- 0194US9649243B2Body lift-assist walker deviceLITE RUN INC·Filed 2015·Granted May 16, 2017·24 cites·43 claims
- 0294US8663133B2Portable system for assisting body movementJOHNSON DOUGLAS E·Filed 2009·Granted Mar 4, 2014·36 cites·67 claims
- 0392US4529958AElectrical resistorDALE ELECTRONICS·Filed 1984·Granted Jul 16, 1985·48 cites·8 claims
- 0490US9554964B1Suspension and body attachment system and differential pressure suit for body weight support devicesLITE RUN INC·Filed 2012·Granted Jan 31, 2017·31 cites·84 claims
- 0587US8623795B2Method for maintaining antiwear performance of turbine oils containing polymerized amine antioxidants and for improving the deposit formation resistance performance of turbine oils containing monomeric and/or polymeric antioxidantsDOUGLASS MICHAEL R·Filed 2011·Granted Jan 7, 2014·5 cites·8 claims
- 0682US5737797ACentral vacuum with acoustical dampingUNIV IOWA STATE RES FOUND INC·Filed 1995·Granted Apr 14, 1998·66 cites·27 claims
- 0780US9561149B2Suspension and body attachment system and differential pressure suit for body weight support devicesLITE RUN LLC·Filed 2013·Granted Feb 7, 2017·9 cites·37 claims
- 0880US5135670ASulfurized olefin extreme pressure/antiwear additives and compositions thereofMOBIL OIL CORP·Filed 1990·Granted Aug 4, 1992·32 cites·10 claims
- 0972US8618031B2Method for improving the deposit formation resistance performance of turbine oils containing amine antioxidantsDOUGLASS MICHAEL R·Filed 2011·Granted Dec 31, 2013·1 cites·5 claims
- 1062US2009255531A1Portable system for assisting body movementJOHNSON DOUGLAS E·Filed 2009·Application pending·0 cites
- 1157US4467311AElectrical resistorDALE ELECTRONICS·Filed 1983·Granted Aug 21, 1984·10 cites·6 claims
- 1256US9492258B2Portable system for assisting body movementLITE RUN LLC·Filed 2014·Granted Nov 15, 2016·0 cites·49 claims
- 1356US9445880B2Portable system for assisting body movementLITE RUN INC·Filed 2013·Granted Sep 20, 2016·0 cites·63 claims
- 1456US6218798B1Central vacuum interface for air exchangerWHITE CONSOLIDATED IND INC·Filed 1999·Granted Apr 17, 2001·28 cites·5 claims
- 1554US6052863ACentral vacuum cleaner mufflerUNIV IOWA STATE RES FOUND INC·Filed 1995·Granted Apr 25, 2000·24 cites·7 claims
- 1653US6321546B1Heat transfer systemFiled 2001·Granted Nov 27, 2001·6 cites·13 claims
- 1749US7879778B2Synthetic phenolic ether lubricant base stocks and lubricating oils comprising such base stocks mixed with co-base stocks and/or additivesEXXONMOBIL RES & ENG CO·Filed 2007·Granted Feb 1, 2011·0 cites·7 claims
- 1849US5200101AArylamine/hindered phenol, acid anhydride and thioester-derived multifunctional antioxidant, antiwear and rust inhibiting additivesMOBIL OIL CORP·Filed 1991·Granted Apr 6, 1993·10 cites·20 claims
- 1948US2007093395A1Antiwear inhibiting and load enhancing additive combinations for lubricating oilsHABEEB JACOB J·Filed 2006·Application pending·0 cites
- 2047US2012175329A1Ladder AttachmentJOHNSON DOUGLAS EUGENE·Filed 2011·Application pending·0 cites
- 2145US2018179463A1Aircraft turbine oil base stock and method of makingEXXONMOBIL RES & ENG CO·Filed 2017·Application pending·0 cites
- 2243US4338978ALead chloride battery plateSPARTON CORP·Filed 1980·Granted Jul 13, 1982·10 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →