Inventor · disambiguated record
John K. Hemingway
Also filed as: HEMINGWAY JOHN K
2 granted patents·68 citations·filing 1993–1997
67Inventor score
Technology areasB01D
Files withPREMIER MANUFACTURED SYSTEMS I2
Top patents by PatentIndex Score
2 records- 0174US5639374AWater-conserving pressure-maintaining reverse osmosis systemPREMIER MANUFACTURED SYSTEMS I·Filed 1993·Granted Jun 17, 1997·41 cites·4 claims
- 0259US5879558AWater conserving reverse osmosis unit and method of operating itPREMIER MANUFACTURED SYSTEMS I·Filed 1997·Granted Mar 9, 1999·27 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →