Inventor
STUBBE ANDREAS
DE5 patents
Patents
5 patentsUS5415936AMay 16, 1995
Surface-modified pyrogenically produced titanium dioxide
DEGUSSA34 citations92
US5384194AJan 24, 1995
Surface-modified pyrogenically produced aluminum oxide
DEGUSSA23 citations92
US5501933AMar 26, 1996
Toner containing pigment and surface modified pyrogenically produced aluminum oxide
DEGUSSA15 citations81
US5419928AMay 30, 1995
Surface-modified pyrogenically produced aluminum oxide
DEGUSSA14 citations81
US5372905ADec 13, 1994
Surface-modified pyrogenically produced titanium dioxide
DEGUSSA13 citations73