Inventor · disambiguated record
Donaldson J. Emch
Also filed as: EMCH DONALDSON J
12 granted patents·2 pending applications·222 citations·filing 1996–2008
92Inventor score
Top patents by PatentIndex Score
14 records- 0183US6596347B2Multi-stage processes for coating substrates with a first powder coating and a second powder coatingPPG IND OHIO INC·Filed 2001·Granted Jul 22, 2003·16 cites·40 claims
- 0282US7011869B2Multi-stage processes for coating substrates with multi-component composite coating compositionsPPG IND OHIO INC·Filed 2003·Granted Mar 14, 2006·14 cites·35 claims
- 0380US6231932B1Processes for drying topcoats and multicomponent composite coatings on metal and polymeric substratesPPG IND OHIO INC·Filed 1999·Granted May 15, 2001·39 cites·30 claims
- 0478US7387819B2Method and apparatus for repairing bed-liner coatingsPPG IND OHIO INC·Filed 2005·Granted Jun 17, 2008·6 cites·15 claims
- 0578US6579575B2Multi-stage processes for coating substrates with liquid basecoat and powder topcoatPPG IND OHIO INC·Filed 2001·Granted Jun 17, 2003·9 cites·31 claims
- 0678US6221441B1Multi-stage processes for coating substrates with liquid basecoat and powder topcoatPPG IND OHIO INC·Filed 1999·Granted Apr 24, 2001·30 cites·25 claims
- 0775US6113764AProcesses for coating a metal substrate with an electrodeposited coating composition and drying the samePPG IND OHIO INC·Filed 1999·Granted Sep 5, 2000·29 cites·24 claims
- 0872US6200650B1Processes for drying and curing primer coating compositionsPPG IND OHIO INC·Filed 1999·Granted Mar 13, 2001·23 cites·24 claims
- 0971US6291027B1Processes for drying and curing primer coating compositionsPPG IND OHIO INC·Filed 1999·Granted Sep 18, 2001·26 cites·23 claims
- 1069US6863935B2Multi-stage processes for coating substrates with multi-component composite coating compositionsPPG IND OHIO INC·Filed 2002·Granted Mar 8, 2005·5 cites·36 claims
- 1152US5863613AApparatus and method for spray painting of an articlePPG INDUSTRIES INC·Filed 1996·Granted Jan 26, 1999·19 cites·10 claims
- 1251US2007116732A1Methods for making treated and/or coated cellulose-containing substratesPPG IND OHIO INC·Filed 2006·Application pending·0 cites
- 1342US2008211252A1Method and apparatus for repairing bed-liner coatingsPPG IND OHIO INC·Filed 2008·Application pending·0 cites
- 1433US5980993AMethod for applying a color-plus-clear composite coating to a substratePPG IND OHIO INC·Filed 1998·Granted Nov 9, 1999·6 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →