Inventor · disambiguated record
Bernard Roger Contzen
Also filed as: CONTZEN BERNARD ROGER
3 granted patents·12 citations·filing 2013–2017
65Inventor score
Top patents by PatentIndex Score
3 records- 0183US9676168B2Fire barrier layer and fire barrier film laminateLAMART CORP·Filed 2013·Granted Jun 13, 2017·8 cites·19 claims
- 0278US9919790B2Fire barrier layer and fire barrier film laminateUNIFRAX I LLC·Filed 2017·Granted Mar 20, 2018·1 cites·26 claims
- 0371US9708052B2Fire barrier layer and fire barrier film laminateUNIFRAX I LLC·Filed 2017·Granted Jul 18, 2017·3 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →