Inventor

RIBEAUD MARC

CH8 patents

⚠️ This page may combine multiple inventors who share the name “RIBEAUD MARC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CIBA SC HOLDING AG

5 patents

US5922657AJul 13, 1999

β-dithiophosphorylated porpionic acid in lubricants

CIBA SC HOLDING AG71 citations94

US6448208B1Sep 10, 2002

Liquid polyfunctional additives

CIBA SC HOLDING AG23 citations92

US6531429B2Mar 11, 2003

Lubricant compositions comprising thiophosphoric acid esters and dithiophosphoric acid esters

CIBA SC HOLDING AG22 citations87

US6750184B2Jun 15, 2004

Lubricants with 5-tert.-butyl-4-hydroxy-3-methylphenyl substituted fatty acid esters

CIBA SC HOLDING AG12 citations68

US6296677B1Oct 2, 2001

Liquid polyfunctional additives for improved fuel lubricity

CIBA SC HOLDING AG2 citations52

CIBA SPECIALITY CHEMICALS CORP

1 patent

US8030259B2Oct 4, 2011

Alkylated PANA and DPA compositions

CIBA SPECIALITY CHEMICALS CORP8 citations82

CIBA GEIGY CORP

1 patent

US7932218B2Apr 26, 2011

Lubricant composition

CIBA GEIGY CORP12 citations79

RIBEAUD MARC

1 patent

US8404624B2Mar 26, 2013

Antiwear lubricant compositions for use in combustion engines

RIBEAUD MARC9 citations77