Walsrode
Germany
3
2007-09-13
The entities that hold a legal rights for patent applications filed by inventor Sonnenberg Gerd:
Gerd Sonnenberg from Walsrode, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Process for preparing methylhydroxyalkylcellulose having a small number of coloured particles
#2 | 2007-08-21Process for producing particulate, water-soluble cellulose derivatives using a superheated gas mixture containing steam
#3 | 2005-04-19Process and apparatus for combined milling and drying
4484796 ⎘