Inventor · disambiguated record
John R. Zern
Also filed as: ZERN JOHN R
2 granted patents·4 pending applications·161 citations·filing 1992–2008
71Inventor score
Top patents by PatentIndex Score
6 records- 0194US5681628APressurizable thermoplastic container having an exterior polyurethane layer and its method of makingPPG INDUSTRIES INC·Filed 1993·Granted Oct 28, 1997·86 cites·9 claims
- 0293US5300334APressurizable thermoplastic container having an exterior polyurethane layer and its method of makingPPG INDUSTRIES INC·Filed 1992·Granted Apr 5, 1994·75 cites·9 claims
- 0361US2008152935A1Barrier coatingsPPG IND OHIO INC·Filed 2008·Application pending·0 cites
- 0451US2005196601A1Microporous sheets with barrier coatingsFiled 2005·Application pending·0 cites
- 0545US2008248223A1Epoxy urethane coated ceramic articleNIEDERST KEN W·Filed 2007·Application pending·0 cites
- 0645US2006078740A1Barrier coatingsZERN JOHN R·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →