Inventor · disambiguated record
Kelly M. Coffield
Also filed as: COFFIELD KELLY · COFFIELD KELLY M
5 granted patents·393 citations·filing 1990–1997
86Inventor score
Top patents by PatentIndex Score
5 records- 0195US5858062AOxygen concentratorLITTON SYSTEMS INC·Filed 1997·Granted Jan 12, 1999·177 cites·43 claims
- 0290US5354361AEnergy recovering pressure balance scheme for a combination pressure swing absorber with a boost compressorLITTON INDUSTRIES INC·Filed 1993·Granted Oct 11, 1994·101 cites·4 claims
- 0383US5549736AModular, stackable pressure swing absorption concentratorLITTON SYSTEMS INC·Filed 1995·Granted Aug 27, 1996·70 cites·1 claims
- 0475USD412577SOxygen concentrator used in home health careLITTON SYSTEMS INC·Filed 1997·Granted Aug 3, 1999·22 cites·1 claims
- 0561US5127233AHumidity control system for a controlled atmosphere containerLITTON SYSTEMS INC·Filed 1990·Granted Jul 7, 1992·23 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →