DR

David Rose

HA Henkel Kommanditgesellschaft Auf Aktien: 5 patents #2 of 163Top 2%
📍 Windber, PA: #1 of 3 inventorsTop 35%
🗺 Pennsylvania: #90 of 5,047 inventorsTop 2%
Overall (2004): #9,677 of 270,089Top 4%
5
Patents 2004

Issued Patents 2004

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6835211 Direct hair dyes and use thereof Bernd Meinigke, Horst Hoeffkes 2004-12-28
6828443 Dyes and colorants Detlef Hollenberg, Horst Hoeffkes, Frank Naumann, Leszek J. Wolfram, Joachim-Kurt Foitzik 2004-12-07
6814761 Direct hair colorants Frank Naumann, Bernd Meinigke, Horst Hoeffkes 2004-11-09
6743263 Method for coloring keratin fibers Horst Hoeffkes, Doris Oberkobusch, Melanie Hitz 2004-06-01
6736862 Indole/indoline based hybrid dyes and indole/indoline based hybrid dye intermediate products Frank Naumann, Detlef Hollenberg, Horst Hoeffkes 2004-05-18