JK

Johannes Bernardus Kerver

Overall (All Time): #1,142,006 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11315378 Method of verifying an authenticity of a printed item and data processing terminal 2022-04-26
11007552 Waste separation method 2021-05-18
10699507 Method of verifying an authenticity of a printed item and data processing terminal 2020-06-30
10369598 Waste separation method 2019-08-06