Inventor · disambiguated record

John E. Ziegenfuss

Also filed as: ZIEGENFUSS JOHN E

2 granted patents·59 citations·filing 2002–2002

63Inventor score

Technology areasC02F

Files withECOWATER SYSTEMS INC2

Top patents by PatentIndex Score

2 records

0187US6696963B2Method and system for anticipating salt depletionECOWATER SYSTEMS INC·Filed 2002·Granted Feb 24, 2004·53 cites·25 claims
0244USD465546SWater softener having a contoured and sloping lidECOWATER SYSTEMS INC·Filed 2002·Granted Nov 12, 2002·6 cites·1 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →