DC

David Crettenand

📍 Riddes, CH: #1 of 3 inventorsTop 35%
Overall (All Time): #1,115,974 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12104262 Electrochemical reactor and its cleaning or regeneration Grégoire Chappot, Ludovic Chappot, Herbert Gübeli 2024-10-01
11753730 Leucodye (such as leucoindigo) as dispersing aid Grégoire Chappot, Ludovic Chappot, Herbert Gübeli 2023-09-12
11629418 By-products (impurity) removal Grégoire Chappot, Ludovic Chappot, Herbert Gübeli 2023-04-18
8333881 Electrochemical reactor 2012-12-18