DC

Dirk M. Coppens

3M: 1 patents #451 of 1,276Top 40%
Overall (2021): #474,181 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11124918 Fluorine-free fibrous treating compositions including a polycarbodiimide and an optional paraffin wax, and treating methods Rudolf J. Dams, Chetan P. Jariwala, Lin Chen 2021-09-21