Inventor
BERTRAM RICHARD D
GB6 patents
⚠️ This page may combine multiple inventors who share the name “BERTRAM RICHARD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BERTRAM RICHARD D
4 patentsUS8404627B2Mar 26, 2013
Detergent comprising C10 to C40 hydrocarbyl substituted hydroxybenzoates for reducing asphaltene precipitation
BERTRAM RICHARD D2 citations57
US9023775B2May 5, 2015
Lubricating oil composition
BERTRAM RICHARD D0 citations46
US8399392B2Mar 19, 2013
Method of reducing asphaltene precipitation in an engine utilizing a C22 hydrocarbyl salicylate
BERTRAM RICHARD D0 citations46
US8703676B2Apr 22, 2014
Marine engine lubrication
BERTRAM RICHARD D0 citations36