ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,184, issued on Nov. 3, was assigned to HACH LANGE GMBH (Berlin).

"Process water analyzer" was invented by Andreas Golitz (Berlin), Manfred Battefeld (Berlin), Bas De Heij (Berlin), Maik Heuwold (Berlin) and Sebastian Minke (Berlin).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process water analyzer for automatically analyzing a water sample, including a process liquid reservoir tank with a process liquid defining a reservoir liquid level at a reservoir liquid level height, a dosage chamber fluidically connected to and positioned downstream of the process liquid reservoir tank, and a positive displacement dosage pump for sucking process liquid into...