Bergisch Gladbach
Germany
2
2005-07-21
Ralf Guether from Bergisch Gladbach, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Geotextile/polyurethane composites based on blocked isocyanate compositions
Slow-release polyurethane(urea) encapsulated fertilizer
4813802 ⎘