HG

Hans-Werner Groch

ES Esselte: 1 patents #37 of 80Top 50%
EK Esselte Leitz Gmbh & Co Kg: 1 patents #5 of 22Top 25%
Overall (All Time): #1,460,740 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10166667 Stapling device 2019-01-01
8272558 Suspension file 2012-09-25
7793449 Clip Steffen Seiffarth 2010-09-14