Inventor · disambiguated record
Johann Frei
Also filed as: FREI JOHANN
2 granted patents·3 citations·filing 2005–2006
39Inventor score
Top patents by PatentIndex Score
2 records- 0167US7645809B2Process and apparatus for the optimized production of foam in a continuous block slabstock processBAYER MATERIALSCIENCE AG·Filed 2006·Granted Jan 12, 2010·3 cites·17 claims
- 0239US8389590B2Process and installation for the production of foam in a continuous foaming processEHBING HUBERT·Filed 2005·Granted Mar 5, 2013·0 cites·18 claims
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