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Inventor
LAWSON RAY D
2 patents
⚠️ This page may combine multiple inventors who share the name “LAWSON RAY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SOUTHWEST PETRO CHEM INC
1 patent
US4305831A
Dec 15, 1981
Lubricant compositions
SOUTHWEST PETRO CHEM INC
13 citations
61
WITCO CORP
1 patent
US4764293A
Aug 16, 1988
Lubricant compositions
WITCO CORP
6 citations
58