Inventor · disambiguated record
Robert R. Zwack
Also filed as: ZWACK ROBERT R
26 granted patents·1 pending application·1,105 citations·filing 1975–2001
97Inventor score
Top patents by PatentIndex Score
27 records- 0198US4148772AAmine acid salt-containing polymers for cationic electrodepositionPPG INDUSTRIES INC·Filed 1977·Granted Apr 10, 1979·139 cites·16 claims
- 0298US4104147AProcess for cationic electrodeposition of amine acid salt-containing polymersPPG INDUSTRIES INC·Filed 1977·Granted Aug 1, 1978·114 cites·15 claims
- 0398US4017438AKetimine-blocked primary amine group-containing cationic electrodepositable resinsPPG INDUSTRIES INC·Filed 1976·Granted Apr 12, 1977·106 cites·6 claims
- 0497US3947339AMethod of electrodepositing primary amine group-containing cationic resinsPPG INDUSTRIES INC·Filed 1975·Granted Mar 30, 1976·130 cites·7 claims
- 0592US6423425B1Article having a chip-resistant electrodeposited coating and a process for forming an electrodeposited coatingPPG IND OHIO INC·Filed 2000·Granted Jul 23, 2002·35 cites·43 claims
- 0689US6248225B1Process for forming a two-coat electrodeposited composite coating the composite coating and chip resistant electrodeposited coating compositionPPG IND OHIO INC·Filed 1999·Granted Jun 19, 2001·74 cites·56 claims
- 0787US4810535AGlycidol-modified polyepoxide-polyoxyalkylenepolyamine adductsPPG INDUSTRIES INC·Filed 1988·Granted Mar 7, 1989·40 cites·18 claims
- 0886US6017432AElectrodepositable coating compositions and their use in a method of cationic electrodepositionPPG IND OHIO INC·Filed 1998·Granted Jan 25, 2000·52 cites·34 claims
- 0985US5260135APhotodegradation-resistant electrodepositable primer compositionsPPG INDUSTRIES INC·Filed 1991·Granted Nov 9, 1993·45 cites·6 claims
- 1082US5972189AElectrodepositable coating composition containing bismuth diorganodithiocarbamates and method of electrodepositionPPG IND OHIO INC·Filed 1998·Granted Oct 26, 1999·42 cites·25 claims
- 1182US4615779ACationic coating compositions for electrodeposition over rough steelPPG INDUSTRIES INC·Filed 1985·Granted Oct 7, 1986·29 cites·13 claims
- 1279US5389219APhotodegradation-resistant electrodepositable primer compositionsPPG INDUSTRIES INC·Filed 1993·Granted Feb 14, 1995·35 cites·8 claims
- 1378US5356529AElectrodepositable compositions containing triorganotin catalystsPPG INDUSTRIES INC·Filed 1993·Granted Oct 18, 1994·24 cites·7 claims
- 1477US4153545AMethod for cleaning membrane filterPPG INDUSTRIES INC·Filed 1977·Granted May 8, 1979·28 cites·10 claims
- 1576US4891111ACationic electrocoating compositionsPPG INDUSTRIES INC·Filed 1988·Granted Jan 2, 1990·36 cites·7 claims
- 1676US4711917ACationic coating compositions for electrodeposition over rough steelPPG INDUSTRIES INC·Filed 1986·Granted Dec 8, 1987·29 cites·9 claims
- 1770US6110341AElectrodeposition baths containing organic phosphorous-based compoundsPPG IND OHIO INC·Filed 1998·Granted Aug 29, 2000·28 cites·19 claims
- 1869US5767191AElectrodepositable coating compositions and method for improved cure responsePPG INDUSTRIES INC·Filed 1996·Granted Jun 16, 1998·22 cites·28 claims
- 1968US4136025AMethod of cleaning membrane filterPPG INDUSTRIES INC·Filed 1977·Granted Jan 23, 1979·20 cites·7 claims
- 2063US4115226ACataphoretic electrodeposition baths containing water-soluble lead saltsPPG INDUSTRIES INC·Filed 1977·Granted Sep 19, 1978·15 cites·6 claims
- 2160US5202383AHigh throw power electrodeposition systemPPG INDUSTRIES INC·Filed 1991·Granted Apr 13, 1993·18 cites·14 claims
- 2259US5630922AElectrodepositable coating composition containing diorganotin dicarboxylatesPPG INDUSTRIES INC·Filed 1995·Granted May 20, 1997·18 cites·21 claims
- 2353US5948229AElectrodepositable coating compositions having improved cure responsePPG IND OHIO INC·Filed 1997·Granted Sep 7, 1999·14 cites·21 claims
- 2444US2003054193A1Photodegradation-resistant electrodepositable coating compositions and processes related theretoFiled 2001·Application pending·0 cites
- 2538US5804051AElectrodepositable coating compositions containing hydroxamic acid and derivatives thereof, and their use in a method of electrodepositionPPG INDUSTRIES INC·Filed 1996·Granted Sep 8, 1998·6 cites·32 claims
- 2637US4666970ACataphoretic electrodeposition baths containing water-soluble lead saltsPPG INDUSTRIES INC·Filed 1984·Granted May 19, 1987·3 cites·3 claims
- 2735US5385962APhotodegradation-resistant electrodepositable primer compositions containing hindering aminoether light stabilizersPPG INDUSTRIES INC·Filed 1993·Granted Jan 31, 1995·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →