Christiaan Blok

RB Rockwool Lapinus B.V.: 2 patents #1 of 9Top 15%

RB Rockwool/Grodan B.V.: 1 patents #3 of 5Top 60%

📍 Roermond, NL: #33 of 149 inventorsTop 25%

Overall (All Time): #1,662,014 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5152808	Drainage coupling member	—	1992-10-06
5133151	Method and device for mineral wool culture of plants with suction pressure control	—	1992-07-28
4949503	Porous product for cultivation plants and a method for manufacturing same	—	1990-08-21