EH

Eelke Gjalt Hempenius

RA Rockwool International A/S: 7 patents #7 of 169Top 5%
📍 Deest, NL: #1 of 3 inventorsTop 35%
Overall (All Time): #713,067 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11516974 Growth substrate product formed of mineral wool Jean Marie Wilhelmus Cuypers 2022-12-06
11026372 Plant growth system Jacob Frank De Groot, Dolf van der Veen 2021-06-08
10492388 Plant growth system Paul Jacques Louis Hubert Bouwens, Jacob Frank De Groot 2019-12-03
10342182 Plant growth system Frank Janssen, Jacob Frank De Groot 2019-07-09
10130050 Plant growth substrates 2018-11-20
9609813 Method of growing plants Lars Naerum, Povl Nissen, Erling Lennart Hansen, Jean Marie Wilhelmus Cuypers, Frank Janssen 2017-04-04
8209904 Method of growing plants Paul Jacques Louis Hubert Bouwens 2012-07-03