Inventor · disambiguated record
Ursula I. Keller
Also filed as: KELLER URSULA I
5 granted patents·44 citations·filing 1980–1992
78Inventor score
Top patents by PatentIndex Score
5 records- 0178US4252878AProcesses of wetting hydrophobic fluoropolymer separatorsHOOKER CHEMICALS PLASTICS CORP·Filed 1980·Granted Feb 24, 1981·24 cites·25 claims
- 0252US5279804AVanadium removal in aqueous streamsOCCIDENTAL CHEM CO·Filed 1992·Granted Jan 18, 1994·9 cites·31 claims
- 0340US4810345ADiaphragm for an electrolytic cellOXYTECH SYSTEMS INC·Filed 1987·Granted Mar 7, 1989·5 cites·12 claims
- 0437US5122238AEfficient electrolytic method of making chromic acid from sodium bichromateOCCIDENTAL CHEM CO·Filed 1991·Granted Jun 16, 1992·3 cites·19 claims
- 0533US4741813ADiaphragm for an electrolytic cellOXYTECH SYSTEMS INC·Filed 1986·Granted May 3, 1988·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →