Inventor
STEPHENS CARL R
US5 patents
⚠️ This page may combine multiple inventors who share the name “STEPHENS CARL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASHLAND INC
4 patentsUS6676847B2Jan 13, 2004
Monocarboxylic acid based antifreeze composition for diesel engines
ASHLAND INC19 citations91
US6235217B1May 22, 2001
Monocarboxylic acid based antifreeze composition
ASHLAND INC24 citations91
US6126852AOct 3, 2000
Monocarboxylic acid based antifreeze composition
ASHLAND INC28 citations91
US6290870B1Sep 18, 2001
Monocarboxylic acid based antifreeze composition for diesel engines
ASHLAND INC16 citations82