DW

Donatus Wichelhaus

Dr. Ing. H.C. F. Porsche Ag: 4 patents #372 of 2,421Top 20%
📍 Göppingen, DE: #36 of 174 inventorsTop 25%
Overall (All Time): #1,074,906 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12241403 Charging system of an internal combustion engine Elias Chebli 2025-03-04
5429082 Method and an arrangement for operating a drive for auxiliary devices arranged on an internal-combustion engine 1995-07-04
5315961 Hydraulic valve tappet for an internal-combustion engine 1994-05-31
5305717 Arrangement for the automatically controlled varying of the relative rotating position of shafts in an internal-combustion engine 1994-04-26