Inventor
SAUER RICHARD P
US14 patents
⚠️ This page may combine multiple inventors who share the name “SAUER RICHARD P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CASTROL LTD
10 patentsUS6686321B2Feb 3, 2004
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD32 citations95
US6300289B1Oct 9, 2001
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD31 citations95
US5874389AFeb 23, 1999
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD41 citations95
US5814586ASep 29, 1998
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD42 citations95
US5663126ASep 2, 1997
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD67 citations95
US5523008AJun 4, 1996
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
CASTROL LTD75 citations95
US6410652B1Jun 25, 2002
Processes for preparing grafted copolymers
CASTROL LTD30 citations92
US6723796B2Apr 20, 2004
Processes for preparing grafted copolymers
CASTROL LTD10 citations73
US9624451B2Apr 18, 2017
Multiple function dispersant viscosity index improver
CASTROL LTD2 citations67
US10017709B2Jul 10, 2018
Multiple function dispersant viscosity index improver
CASTROL LTD1 citations46