AG

Alexander Guhl

VK Viessmann Werke Gmbh & Co. Kg: 2 patents #9 of 56Top 20%
Overall (All Time): #1,896,141 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10533769 Heating device Norbert Volkmann, Ulas Sahin, Dennis Lange 2020-01-14
10422550 Boiler Detlev Gerling, Norbert Volkmann 2019-09-24