Inventor
MANGOLD HELMUT
DE44 patents
⚠️ This page may combine multiple inventors who share the name “MANGOLD HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEGUSSA
37 patentsUS6773814B2Aug 10, 2004
Metal oxide particles coated with silicon dioxide
DEGUSSA71 citations97
US6767377B2Jul 27, 2004
Aqueous dispersion containing cerium oxide-coated silicon powder, process for the production thereof and use thereof
DEGUSSA63 citations96
US6676719B2Jan 13, 2004
Aqueous dispersion, a process for the preparation and the use thereof
DEGUSSA68 citations96
US6328944B1Dec 11, 2001
Doped, pyrogenically prepared oxides
DEGUSSA91 citations96
US5919430AJul 6, 1999
Preparation of crystalline microporous and mesoporous metal silicates, products produced thereby and use thereof
DEGUSSA67 citations96
US5451390ASep 19, 1995
Flame-hydrolytically produced titanium dioxide mixed oxide, method of its production and its use
DEGUSSA70 citations96
US6303256B1Oct 16, 2001
Toners and/or toner mixtures
DEGUSSA31 citations93
US5976480ANov 2, 1999
Pyrogenic silica, process for the production thereof and use
DEGUSSA43 citations93
US5762914AJun 9, 1998
Flame-hydrolytically produced titanium dioxide mixed oxide, method of its production and its use
DEGUSSA34 citations93
US5672330ASep 30, 1997
Flame-hydrolytically produced titanium dioxide mixed oxide method of its production and its use
DEGUSSA29 citations93
US5424258AJun 13, 1995
Silicon-aluminum mixed oxide
DEGUSSA28 citations93
US5380687AJan 10, 1995
Silicon-aluminum mixed oxide
DEGUSSA36 citations93
US7169322B2Jan 30, 2007
Aqueous dispersion, process for its production and use
DEGUSSA20 citations92
US6855635B2Feb 15, 2005
Coated doped oxides
DEGUSSA19 citations92
US6752864B2Jun 22, 2004
Granules based on pyrogenically prepared silicon dioxide doped with aluminum oxide by means of an aerosol, method of producing same, and use thereof
DEGUSSA35 citations92
US6849114B2Feb 1, 2005
Dispersion comprising silicon/titanium mixed oxide powder, and green bodies and shaped glass articles produced therefrom
DEGUSSA18 citations91
US6613300B2Sep 2, 2003
Doped, pyrogenically prepared oxides
DEGUSSA40 citations91
US6627173B2Sep 30, 2003
Doped titanium dioxide
DEGUSSA32 citations90
US6821922B1Nov 23, 2004
Supported catalyst for the production of vinyl acetate monomer
DEGUSSA45 citations89
US6063354AMay 16, 2000
Pyrogenic oxides and a process for their preparation
DEGUSSA29 citations89
US5897675AApr 27, 1999
Cerium oxide-metal/metalloid oxide mixture
DEGUSSA26 citations89
US6455455B1Sep 24, 2002
Silicon-aluminum mixed oxide
DEGUSSA15 citations84
US6423331B1Jul 23, 2002
Bactericidal silicon dioxide doped with silver
DEGUSSA15 citations84
US6992042B2Jan 31, 2006
Doped titanium oxides
DEGUSSA14 citations81
US6796143B2Sep 28, 2004
Process for producing SiO2-TiO2 glasses having a low coefficient of thermal expansion
DEGUSSA15 citations81
US6680109B1Jan 20, 2004
Pyrogenically produced aluminum oxide
DEGUSSA16 citations81
US7241336B2Jul 10, 2007
Pyrogenically produced aluminum-silicon mixed oxides
DEGUSSA11 citations78
US6524548B1Feb 25, 2003
Zirconium dioxide powder, method of its production and use
DEGUSSA6 citations74
US6319974B1Nov 20, 2001
Method for improving the stability of polymers
DEGUSSA7 citations74
US6242373B1Jun 5, 2001
Boron oxide-silicon dioxide mixed oxide
DEGUSSA9 citations74
US6197469B1Mar 6, 2001
Toners and/or toner mixtures
DEGUSSA13 citations74
US6083859AJul 4, 2000
Boron oxide-silicon dioxide mixed oxide
DEGUSSA6 citations74
US6695907B2Feb 24, 2004
Dispersions containing pyrogenic oxides
DEGUSSA10 citations73
US6432869B1Aug 13, 2002
Moldings including pyrogenic mixed oxide and the use thereof
DEGUSSA12 citations72
US6872402B2Mar 29, 2005
Bactericidal silicon dioxide doped with silver
DEGUSSA4 citations62
US6127429AOct 3, 2000
Ultrasonic atomization for production of aerosols
DEGUSSA6 citations62
US7132157B2Nov 7, 2006
Layer obtained from an aqueous dispersion containing a silicon/titanium mixed oxide powder prepared by flame-hydrolysis
DEGUSSA4 citations61
EVONIK DEGUSSA GMBH
3 patentsUS7722849B2May 25, 2010
Pyrogenic silicon dioxide and a dispersion thereof
EVONIK DEGUSSA GMBH13 citations83
US7897256B2Mar 1, 2011
Surface-modified, doped, pyrogenically produced oxides
EVONIK DEGUSSA GMBH5 citations63
US7862797B2Jan 4, 2011
Mixed oxide powder comprising alkali metal oxide, and silicone rubber comprising this powder
EVONIK DEGUSSA GMBH2 citations63