FH

Fritz Herren

CI Ciba-Geigy: 11 patents #255 of 2,867Top 9%
CC Ciba Specialty Chemicals: 8 patents #147 of 1,233Top 15%
CT Ciba Specialty Chemicals Water Treatments: 1 patents #50 of 120Top 45%
📍 Düdingen, CH: #1 of 17 inventorsTop 6%
Overall (All Time): #225,323 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7740743 Fine particle size lime slurries and their production Michael Singh, Christina Northfleet, Robert Cockcroft, Kenneth Charles Symes, Simon Donnelly +2 more 2010-06-22
6984682 Color effect pigments and method of forming the same Jack Polonka, Patrice Bujard, Natacha Bonnard Pillonel 2006-01-10
6706330 Process for coating a surface Ryuichi Takahashi, Adrian Schulthess, Kimiya Takeshita, Patrice Bujard 2004-03-16
6436538 Nitrogen doped carbon-coated effect pigments and their manufacture Ryuichi Takahashi, Adrian Schulthess, Kimiya Takeshita, Patrice Bujard 2002-08-20
6369147 Color effect pigments and method of forming the same Jack Polonka, Patrice Bujard, Natacha Bonnard Pillonel 2002-04-09
6288142 Process for warp-free pigmenting of polyolefins Philippe Bugnon 2001-09-11
6180694 Process for warp-free pigmenting of polyolefins Philippe Bugnon 2001-01-30
6143067 Isoindoline pigment having improved low shear dispersibility Philippe Bugnon, Michel Fran.cedilla.ois, Alastair McAlpine Marr 2000-11-07
6113683 Colored pearlescent pigments Kimiya Takeshita, Michel Fran.cedilla.ois 2000-09-05
5646299 Two new crystal modifications of a diketopyrrolopyrrole pigment Zhimin Hao, Abul Iqbal 1997-07-08
5591865 Crystal modification of a diketopyrrolopyrrole pigment Zhimin Hao, Abul Iqbal 1997-01-07
RE35009 Diketopyrrolopyrrole pigments in platelet form Philippe Bugnon, Bernhard Medinger 1995-08-01
5401780 Acrylic polymer coated organic pigments Philippe Bugnon 1995-03-28
5380870 Mixed crystals of sulfonated diketopyrrolopyrroles Stefan Hari, Olof Wallquist, Thomas Eichenberger 1995-01-10
5274010 Process for warp-free pigmenting of polyolefins Philippe Bugnon 1993-12-28
5123965 Process for stabilizing bismuth vanadate pigments against attack by hydrochloric acid Leonardus Johannes Hubertus Erkens 1992-06-23
5095122 Diketopyrrolopyrrole pigments in platelet form Philippe Bugnon, Bernhard Medinger 1992-03-10
5030551 Laser marking of ceramic materials, glazes, glass ceramics and glasses Manfred Hofmann 1991-07-09
4769310 Laser marking of ceramic materials, glazes, glass ceramics and glasses Heinrich Gugger, Manfred Hofmann, Andre Pugin 1988-09-06
4752460 Inorganic compounds based on bismuth vanadate 1988-06-21