PH

Peter F. F. Hirschfeld

GG Glatt Gmbh: 2 patents #8 of 37Top 25%
GG Goldwell Gmbh: 1 patents #12 of 28Top 45%
Overall (All Time): #1,624,855 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6302920 Composition for dyeing and bleaching of human hair and process for its preparation Heribert Lorenz, Walter Eberling 2001-10-16
5284678 Method and apparatus for coating particles agitated by a rotatable rotor Manfred Weh 1994-02-08
5132142 Apparatus and method for producing pellets by layering power onto particles David Michael Jones, Reinhard Nowak 1992-07-21