WK

Walter Kalk

BH Bayer Healthcare: 1 patents #249 of 594Top 45%
📍 Leverkusen, DE: #67 of 176 inventorsTop 40%
Overall (1982): #25,225 of 81,411Top 35%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4362874 Quaternary reactive compounds Karl H. Schundehutte, Manfred Soll 1982-12-07