Aachen
Germany
2
2018-11-15
The entities that hold a legal rights for patent applications filed by inventor Sengpiel Robert:
Robert Sengpiel from Aachen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of reprocessing alkanesulfonic acid
Method for obtaining crystalline L-alanine
1958496 ⎘