Inventor · disambiguated record
Axel Westerhaus
Also filed as: WESTERHAUS AXEL
3 granted patents·39 citations·filing 1988–1990
71Inventor score
Files withBAYER AG3
Top patents by PatentIndex Score
3 records- 0171US4966641AColor intensive iron oxide black pigments obtained by the nitrobenzene reduction process and a process for its preparationBAYER AG·Filed 1988·Granted Oct 30, 1990·19 cites·5 claims
- 0267US4990189AIron oxide pigments, a process for their preparation and their useBAYER AG·Filed 1989·Granted Feb 5, 1991·13 cites·9 claims
- 0343US5049193AHeat stable iron oxide pigments of upsilon-Fe2 O3 structure, a process for their production and their useBAYER AG·Filed 1990·Granted Sep 17, 1991·7 cites·15 claims
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