Assignee
EVANS JOHN M
GB·4 granted patents·443 citations·filing 1981–1988
Top patents by PatentIndex Score
4 records- 0184US4518383AInstrument and method for epidural and spinal anaesthesiaEVANS JOHN M·Filed 1983·Granted May 21, 1985·159 cites·12 claims
- 0282US4697593AMethod and apparatus for measuring blood oxygen levelsEVANS JOHN M·Filed 1985·Granted Oct 6, 1987·199 cites·18 claims
- 0362US4953556AMethod and apparatus for the measurement of thoracic field potentiometryEVANS JOHN M·Filed 1988·Granted Sep 4, 1990·62 cites·17 claims
- 0445US4414983AMedico-surgical instrumentsEVANS JOHN M·Filed 1981·Granted Nov 15, 1983·23 cites·7 claims
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