HR

Hans-Josef Ratajczak

HA Huels Aktiengesellschaft: 1 patents #8 of 65Top 15%
📍 Marl, DE: #6 of 31 inventorsTop 20%
Overall (1989): #107,895 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4861513 Preparation of specifically adjusted polyalcohol mixtures based on sorbitol Harald Lueders, Ekkehard Wienhoefer 1989-08-29