Speyer
Germany
3
2006-07-27
The entities that hold a legal rights for patent applications filed by inventor Brand Siegbert:
Siegbert Brand from Speyer, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Improver containing fuel
#2 | 2005-12-08Additive mixture for fuel and lubricants
#3 | 2005-11-17Functional fluids containing alkylene oxide copolymers having low pulmonary toxicity
4669922 ⎘