HK

Hans Kiefer

Basf Se: 2 patents #134 of 747Top 20%
📍 Monsheim, DE: #4 of 13 inventorsTop 35%
Overall (1994): #32,797 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5300303 Spray granules or microgranules of pure riboflavin which contain no binder are non-dusting and free-flowing, and the preparation thereof Johannes Grimmer, Christoph Martin 1994-04-05
5294740 Preparation of formic acid by thermal cleavage of quaternary ammonium formates Leopold Hupfer, Ferdinand Lippert 1994-03-15