HK

Helmke Kalkmann

AM Amazon: 3 patents #5,147 of 19,158Top 30%
Overall (All Time): #1,399,973 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11759805 Active substance supply system for an agricultural sprayer Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Mathias Stiegemeyer +1 more 2023-09-19
11759806 Active substance supply system for an agricultural sprayer Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Mathias Stiegemeyer +1 more 2023-09-19
11504728 Active substance supply system for an agricultural sprayer Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Mathias Stiegemeyer +1 more 2022-11-22