HW

Hans-Joachim Weitzel

OA Omya International Ag: 5 patents #40 of 198Top 25%
PA Pluess-Staufer Ag: 1 patents #6 of 15Top 40%
📍 Suhr, CH: #3 of 38 inventorsTop 8%
Overall (All Time): #826,142 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11162001 Composition and method for controlling the wettability of surfaces Joachim Schoelkopf 2021-11-02
10377920 Composition and method for controlling the wettability of surfaces Joachim Schoelkopf 2019-08-13
10280309 Surface-reacted precipitated calcium carbonate, process to make same, and uses thereof Daniel E. Gerard, Patrick A.C. Gane, Joachim Schölkopf 2019-05-07
10047247 Composition and method for controlling the wettability of surfaces Joachim Schoelkopf 2018-08-14
9580605 Process to prepare surface-modified mineral material, resulting products and uses thereof Guenter Wimmer, Joachim Schölkopf 2017-02-28
5989332 Slurry containing an agglomerated carbonate-containing pigment Claude Wermuth, Dieter Strauch 1999-11-23