DO

David L. Oldroyd

BA Borregaard As: 1 patents #2 of 14Top 15%
📍 Toronto, CA: #430 of 1,545 inventorsTop 30%
Overall (2022): #480,413 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11427508 Process for preparing low air entraining, low viscosity lignosulfonates Martin Andresen, Guro Elise Fredheim, Jerry D. Gargulak, Hans Petter Pettersen, Anders Sjöde +2 more 2022-08-30