Inventor · disambiguated record
James F. Zievers
Also filed as: ZIEVERS JAMES F
25 granted patents·779 citations·filing 1975–1998
97Inventor score
Files withINDUSTRIAL FILTER PUMP MFG CO14ZIEVERS JAMES F6UNIVERSAL POROSICS INC2IND FILTER & PUMP MANUFACTURIN1IND FILTER CORP1
Top patents by PatentIndex Score
25 records- 0195US4526688APressure filter with vibratory impactorINDUSTRIAL FILTER PUMP MFG CO·Filed 1981·Granted Jul 2, 1985·139 cites·13 claims
- 0292US4289630AFilter cake removal method and apparatusINDUSTRIAL FILTER PUMP MFG CO·Filed 1979·Granted Sep 15, 1981·75 cites·15 claims
- 0390US4968467AHot gas filterINDUSTRIAL FILTER PUMP MFG CO·Filed 1989·Granted Nov 6, 1990·68 cites·2 claims
- 0490US4238329AProcess for recovering heavy metal using insoluble starch-xanthatesIND FILTER CORP·Filed 1979·Granted Dec 9, 1980·35 cites·5 claims
- 0589US4180459AProcess of making agricultural product from organic sewage sludgeINDUSTRIAL FILTER PUMP MFG CO·Filed 1977·Granted Dec 25, 1979·52 cites·7 claims
- 0680US4713174AMounting arrangement for a tube-type filter elementINDUSTRIAL FILTER PUMP MFG CO·Filed 1986·Granted Dec 15, 1987·44 cites·8 claims
- 0775US5071457AComposite for filtering hot gas and method of its manufactureINDUSTRIAL FILTER PUMP MFG CO·Filed 1987·Granted Dec 10, 1991·35 cites·4 claims
- 0873US4865629AControl of particle size distribution in gas filtrationINDUSTRIAL FILTER PUMP MFG CO·Filed 1988·Granted Sep 12, 1989·32 cites·4 claims
- 0970US4741841AMethod and apparatus for particle separationINDUSTRIAL FILTER PUMP MFG CO·Filed 1986·Granted May 3, 1988·32 cites·16 claims
- 1068US4725356ATubular pressure filterINDUSTRIAL FILTER PUMP MFG CO·Filed 1986·Granted Feb 16, 1988·28 cites·3 claims
- 1167US5766290ACross flow filter designUNIVERSAL POROSICS INC·Filed 1996·Granted Jun 16, 1998·36 cites·5 claims
- 1266US5500029AFilter element and method of manufactureINDUSTRIAL FILTER PUMP MFG CO·Filed 1994·Granted Mar 19, 1996·28 cites·20 claims
- 1366US5223138AReinforced ceramic filter candle and method of making sameZIEVERS JAMES F·Filed 1991·Granted Jun 29, 1993·29 cites·5 claims
- 1459US5209844AHot gas filter with jet pulse cleaningZIEVERS JAMES F·Filed 1991·Granted May 11, 1993·24 cites·10 claims
- 1555US5037461AFiltration apparatusINDUSTRIAL FILTER PUMP MFG CO·Filed 1989·Granted Aug 6, 1991·18 cites·8 claims
- 1653US5238478ACeramic filter element and method of manufactureZIEVERS JAMES F·Filed 1992·Granted Aug 24, 1993·18 cites·8 claims
- 1752US4664752ADesalination systemINDUSTRIAL FILTER PUMP MFG CO·Filed 1982·Granted May 12, 1987·15 cites·10 claims
- 1849US5328492AFiltration apparatusINDUSTRIAL FILTER PUMP MFG CO·Filed 1993·Granted Jul 12, 1994·15 cites·12 claims
- 1949US5256175AHot gas filterZIEVERS JAMES F·Filed 1992·Granted Oct 26, 1993·16 cites·13 claims
- 2046US5152815AType 114 tiered filterZIEVERS JAMES F·Filed 1989·Granted Oct 6, 1992·12 cites·6 claims
- 2139US5125277AGas sampling apparatusZIEVERS JAMES F·Filed 1991·Granted Jun 30, 1992·8 cites·2 claims
- 2239US3969215AProcess and apparatus for removing metallic ions from an electrolytic solutionINDUSTRIAL FILTER PUMP MFG CO·Filed 1975·Granted Jul 13, 1976·6 cites·4 claims
- 2336US6113664AFlange densification for filter candlesUNIVERSAL POROSICS INC·Filed 1998·Granted Sep 5, 2000·7 cites·2 claims
- 2427US4452707AProcess for manufacturing a filter aidIND FILTER & PUMP MANUFACTURIN·Filed 1982·Granted Jun 5, 1984·2 cites·16 claims
- 2523US5185018AStructural fibrosicsZIEVERS ELIZABETH S·Filed 1991·Granted Feb 9, 1993·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →