Inventor
FISHER DAVID J
GB13 patents
⚠️ This page may combine multiple inventors who share the name “FISHER DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELECTRIC POWER RES INST
4 patentsUS5200149AApr 6, 1993
Chemical test kit for use in detecting impurities in oil samples
ELECTRIC POWER RES INST10 citations73
US4873056AOct 10, 1989
Chemical test kit for detecting impurities in an oil sample
ELECTRIC POWER RES INST11 citations73
US4686192AAug 11, 1987
Method for detecting impurities in an oil sample
ELECTRIC POWER RES INST13 citations73
US4957871ASep 18, 1990
Method for detecting impurities in an oil sample
ELECTRIC POWER RES INST4 citations62