Bielefeld
Germany
4
2011-03-31
The entities that hold a legal rights for patent applications filed by inventor Sief Rolf:
Rolf Sief from Bielefeld, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
In-line UV-germicidal device for fluid media
#2 | 2007-12-20Device for treating a flowing fluid
#3 | 2006-06-13Amalgam-doped low mercury low-pressure UV irradiator
#4 | 2005-09-01Amalgam low pressure mercury UV lamp
3362899 ⎘