GC

Gijsbertus Hendrikus Maria Calis

DB Dsm Ip Assets B.V.: 2 patents #32 of 285Top 15%
📍 Hulsberg, NL: #1 of 2 inventorsTop 50%
Overall (2017): #151,717 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9702664 Multilayered material sheet and process for its preparation Roelof Marissen, Joseph Arnold Paul Maria Simmelink, Reinard Jozef Maria Steeman, Jacobus Johannes Mencke, Jean Hubert Marie Beugels +5 more 2017-07-11
9625237 Mutilayered material sheet and process for its preparation Roelof Marissen, Joseph Arnold Paul Maria Simmelink, Reinard Jozef Maria Steeman, Jacobus Johannes Mencke, Jean Hurbert Marie Beugels +4 more 2017-04-18