Inventor · disambiguated record
Elizabeth C. Zievers
Also filed as: ZIEVERS ELIZABETH C
8 granted patents·192 citations·filing 1989–1998
89Inventor score
Top patents by PatentIndex Score
8 records- 0172US4960448AHigh temperature gas filterUNIVERSAL POROSICS INC·Filed 1989·Granted Oct 2, 1990·34 cites·8 claims
- 0267US5766290ACross flow filter designUNIVERSAL POROSICS INC·Filed 1996·Granted Jun 16, 1998·36 cites·5 claims
- 0366US5500029AFilter element and method of manufactureINDUSTRIAL FILTER PUMP MFG CO·Filed 1994·Granted Mar 19, 1996·28 cites·20 claims
- 0466US5223138AReinforced ceramic filter candle and method of making sameZIEVERS JAMES F·Filed 1991·Granted Jun 29, 1993·29 cites·5 claims
- 0559US5209844AHot gas filter with jet pulse cleaningZIEVERS JAMES F·Filed 1991·Granted May 11, 1993·24 cites·10 claims
- 0653US5238478ACeramic filter element and method of manufactureZIEVERS JAMES F·Filed 1992·Granted Aug 24, 1993·18 cites·8 claims
- 0749US5256175AHot gas filterZIEVERS JAMES F·Filed 1992·Granted Oct 26, 1993·16 cites·13 claims
- 0836US6113664AFlange densification for filter candlesUNIVERSAL POROSICS INC·Filed 1998·Granted Sep 5, 2000·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →