Köln
Germany
4
2026-04-30
The entities that hold a legal rights for patent applications filed by inventor Sprakel Dirk K.:
Dirk K. Sprakel from Köln, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Battery Extinguishing Container
#2 | 2024-08-08Containment for Energy Storage Devices
#3 | 2021-09-23Method for monitoring fire-fighting system valve with sensor arranged outside the valve
#4 | 2006-04-25Device for extinguishing a fire
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