DH

Dirk T. Hove

DB Dhv Raadgevend Ingenieursbureau B.V.: 2 patents #2 of 7Top 30%
📍 Hoevelaken, NL: #6 of 31 inventorsTop 20%
Overall (All Time): #1,647,507 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5522989 Device for aerating waste water — 1996-06-04
4844802 Apparatus for contacting a gas with a liquid, in particular for aerating waste water — 1989-07-04
4741869 Apparatus for contacting a gas with a liquid, in particular for aerating waste water — 1988-05-03