HF

Hans-Albrecht Freitag

BH Bayer Healthcare: 1 patents #249 of 594Top 45%
📍 Bensberg, PA: #1 of 1 inventorsTop 100%
Overall (1982): #61,311 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4320067 Process for the preparation of modified polyisocyanates Wulf von Bonin, Helmut Kleimann 1982-03-16