JK

Jan Kummer

📍 Leeuwarden, NL: #12 of 75 inventorsTop 20%
Overall (All Time): #1,063,796 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4745880 Milkmeter for determining the weight of the quantity of milk issued by a cow during milking 1988-05-24
4741287 Apparatus for removing a milking cluster, particularly for a cow-shed 1988-05-03
4715405 Solenoid valve, particularly for apparatus for removing a milking set 1987-12-29
4523545 Apparatus for removing a milking set of a milking machine, particularly for a cow-shed 1985-06-18
4437346 Milkmeter measuring the weight of the quantity of milk issued by a cow, and device for taking samples adapted for use with said milkmeter 1984-03-20