DJ

Douglas E. Johnson

LR Lite Run: 6 patents #1 of 5Top 20%
EX ExxonMobil: 5 patents #2,140 of 10,161Top 25%
WI White Consolidated Industries: 3 patents #58 of 415Top 15%
DE Dale Electronics: 2 patents #8 of 27Top 30%
IU Iowa State University: 2 patents #368 of 1,643Top 25%
SP Sparton: 1 patents #27 of 62Top 45%
Overall (All Time): #256,173 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9649243 Body lift-assist walker device John A. Hauck, Odd Osland, Mark Thomas Johnson, Peter M. Bobgan 2017-05-16
9561149 Suspension and body attachment system and differential pressure suit for body weight support devices John A. Hauck, Odd Osland, Mark Thomas Johnson 2017-02-07
9554964 Suspension and body attachment system and differential pressure suit for body weight support devices John A. Hauck, Odd Osland, Mark Thomas Johnson 2017-01-31
9492258 Portable system for assisting body movement John A. Hauck, Odd Osland, Mark Thomas Johnson 2016-11-15
9445880 Portable system for assisting body movement John A. Hauck, Odd Osland, Mark Thomas Johnson 2016-09-20
8663133 Portable system for assisting body movement John A. Hauck, Odd Osland, Mark Thomas Johnson 2014-03-04
8623795 Method 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 antioxidants Michael R. Douglass, Susan Ardito 2014-01-07
8618031 Method for improving the deposit formation resistance performance of turbine oils containing amine antioxidants Michael R. Douglass, Susan Ardito 2013-12-31
7879778 Synthetic phenolic ether lubricant base stocks and lubricating oils comprising such base stocks mixed with co-base stocks and/or additives Marc-Andre Poirier 2011-02-01
6321546 Heat transfer system Jon Lucas 2001-11-27
6218798 Central vacuum interface for air exchanger Tamara Price, Mitch Koestner, Vern Cunningham 2001-04-17
6052863 Central vacuum cleaner muffler Stephen P. Rittmueller, J. Adin Mann, III, David K. Holger 2000-04-25
5737797 Central vacuum with acoustical damping Stephen P. Rittmueller, Steven D. Lauritsen, J. Adin Mann, III, David K. Holger 1998-04-14
5200101 Arylamine/hindered phenol, acid anhydride and thioester-derived multifunctional antioxidant, antiwear and rust inhibiting additives Shin-Ying Hsu, Andrew G. Horodysky, David A. Blain 1993-04-06
5135670 Sulfurized olefin extreme pressure/antiwear additives and compositions thereof Andrew G. Horodysky, William F. Olszewski 1992-08-04
4529958 Electrical resistor Herman R. Person 1985-07-16
4467311 Electrical resistor Herman R. Person 1984-08-21
4338978 Lead chloride battery plate John L. Devitt, Robert S. Willard 1982-07-13