RH

Rolf Hengel

EA E.I. Du Pont De Nemours And: 1 patents #61 of 304Top 25%
Overall (1982): #34,681 of 81,411Top 45%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4335202 Tetraazaundecane and complexes as sensitizers for silver halide emulsion David F. Eaton 1982-06-15