Inventor
DOHNER BRENT R
US21 patents
⚠️ This page may combine multiple inventors who share the name “DOHNER BRENT R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUBRIZOL CORP
10 patentsUS7727943B2Jun 1, 2010
Titanium compounds and complexes as additives in lubricants
LUBRIZOL CORP124 citations99
US5693598ADec 2, 1997
Low-viscosity lubricating oil and functional fluid compositions
LUBRIZOL CORP133 citations97
US7407919B2Aug 5, 2008
Sulfonate detergent system for improved fuel economy
LUBRIZOL CORP199 citations96
US7238650B2Jul 3, 2007
Low-chlorine, polyolefin-substituted, with amine reacted, alpha-beta unsaturated carboxylic compounds
LUBRIZOL CORP138 citations95
US5902776AMay 11, 1999
Additive compositions for lubricants and functional fluids
LUBRIZOL CORP50 citations92
US6074995AJun 13, 2000
Triglycerides as friction modifiers in engine oil for improved fuel economy
LUBRIZOL CORP16 citations84
US5308521AMay 3, 1994
Lubricant with improved anti-corrosion properties
LUBRIZOL CORP16 citations68
US10266786B2Apr 23, 2019
Titanium and molybdenum compounds and complexes as additives in lubricants
LUBRIZOL CORP0 citations52
US10301569B2May 28, 2019
Method of friction control
LUBRIZOL CORP0 citations40
US10822571B2Nov 3, 2020
Lubricant additive composition suitable for lubricating two-stroke engines fueled with heavy fuels
LUBRIZOL CORP0 citations38
PENNZOIL PROD CO
4 patentsUS4737305AApr 12, 1988
Dust suppressant composition and method
PENNZOIL PROD CO50 citations92
US5045119ASep 3, 1991
Telephone cable cleaning and restoration fluid
PENNZOIL PROD CO7 citations73
US4784784ANov 15, 1988
Succinic acid esters and hydraulic fluids therefrom
PENNZOIL PROD CO8 citations73
US4957704ASep 18, 1990
Method of corrosion inhibition using hydrocarbyl polycarboxylates compositions
PENNZOIL PROD CO4 citations62