Huerth
Germany
3
2013-09-26
The entities that hold a legal rights for patent applications filed by inventor Wehmeier Andre:
Andre Wehmeier from Huerth, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Higly dispersible silica for using in rubber
#2 | 2008-11-27Highly dispersible precipitated silica having a high surface area
#3 | 2006-11-16Specially precipitated silicic acids for rubber applications
454916 ⎘