Mainaschaff
Germany
8
2019-05-30
The entities that hold a legal rights for patent applications filed by inventor ROTH Helmut:
Helmut ROTH from Mainaschaff, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for producing silicic acid with variable thickening
#2 | 2016-04-21Method for producing silicic acid with variable thickening
#3 | 2010-12-02PYROGENIC OXIDES DOPED WITH POTASSIUM
#4 | 2009-02-05CARBON BLACK
#5 | 2008-12-18Process for the production of doped metal oxide particles
#6 | 2008-08-21Mixed oxide powder comprising alkali metal oxide, and silicone rubber comprising this powder
#7 | 2008-04-24Titanium-aluminium mixed oxide powder
#8 | 2005-05-12Carbon black
1504361 ⎘