HJ

Harry Christiaan Antoon Jansen

AM Amazon: 3 patents #5,147 of 19,158Top 30%
Overall (All Time): #1,129,007 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11679010 Adaptor for mounting a prosthesis Maikel Michael Adrianus Beerens 2023-06-20
4262887 Friction spring unit 1981-04-21
4262888 Arrangement for the absorption of forces Bernd Kerntopf 1981-04-21
4260142 Arrangement for resilient absorption of forces Christian Stiefel 1981-04-07