DW

Dieter Wyrsch

CI Ciba-Geigy: 2 patents #1,054 of 2,867Top 40%
📍 Marly, CH: #38 of 75 inventorsTop 55%
Overall (All Time): #2,360,831 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4374914 Process for the production of negative color images by the silver dye bleach process, and the silver dye bleach material used in this process Herbert Mollet 1983-02-22
4368256 Process for production of masked positive color images by the silver dye bleach process and the silver dye bleach material used in this process Herbert Mollet 1983-01-11