Inventor · Powell, OH, US

Ewan E. Delbridge

53Patents
2h-index
61Co-inventors
59Inventor score

Filing activity: Sep 23, 2009 → Apr 1, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8765650B2 Ashless or reduced ash quaternary detergents Chemistry; Metallurgy 8 Active
US10005979B2 Lubricant composition containing an antiwear agent Chemistry; Metallurgy 2 Active
US9783756B2 Basic ashless additives Chemistry; Metallurgy 2 Active
US9109184B2 Ashless or reduced ash quaternary detergents Chemistry; Metallurgy 2 Active
US9868919B2 Lubricating composition containing lewis acid reaction product Chemistry; Metallurgy 2 Active
US9243202B2 Lubricating composition containing a salt of a carboxylic acid Chemistry; Metallurgy 2 Active
US9469824B2 Ashless or reduced ash quaternary detergents Chemistry; Metallurgy 1 Active
US9650587B2 Stabilized blends containing antioxidants Chemistry; Metallurgy 1 Active
US10196580B2 Lubricating composition with seals compatibility Chemistry; Metallurgy 1 Active
US9631159B2 Lubricating composition containing a salt of a carboxylic acid Chemistry; Metallurgy 1 Active
US9534187B2 Lubricating composition containing an ester of an aromatic carboxylic acid Chemistry; Metallurgy 1 Active
US10519395B2 Lubricant composition containing an antiwear agent Chemistry; Metallurgy 1 Active
US9771541B2 Lubricating composition containing an ashless TBN booster Chemistry; Metallurgy 1 Active
US11072758B2 Lubricant composition containing an antiwear agent Chemistry; Metallurgy 1 Active
US10364402B2 Lubricating composition containing an oxyalkylated aromatic polyol compound Chemistry; Metallurgy 1 Active
US10407641B2 Ashless or reduced ash quaternary detergents Chemistry; Metallurgy 0 Active
US10041018B2 Lubricating composition Chemistry; Metallurgy 0 Active
US11459520B2 Aliphatic tetrahedral borate compounds for lubricating compositions Chemistry; Metallurgy 0 Active
US9175241B2 Stabilized blends containing friction modifiers Chemistry; Metallurgy 0 Active
US10988702B2 Zinc-free lubricating composition Chemistry; Metallurgy 0 Active
US10077413B2 Lubricating composition containing a detergent Chemistry; Metallurgy 0 Active
US11859148B2 Basic ashless additives and lubricating compositions containing same Chemistry; Metallurgy 0 Active
US11466226B2 Alkylphenol detergents Chemistry; Metallurgy 0 Active
US10190071B2 Stabilized blends containing friction modifiers Chemistry; Metallurgy 0 Active
US9809779B2 Lubricating composition containing an acylated polyalkylene oxide Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.