PL

Petrus Johannes Van Leeuwen

The Procter & Gamble: 1 patents #6,322 of 10,133Top 65%
📍 Stompwijk, NL: #2 of 3 inventorsTop 70%
Overall (All Time): #2,249,960 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5912221 Laundry detergent composition comprising substantially water-insoluble polymeric dye transfer inhibiting agent Andre Christian Convents, Alfred Busch, Thierry Laurent Cachet, Conny Erna Alice Joos 1999-06-15
5851584 Method for applying a protective layer to which microorganisms do not adhere, to vessels and utensils in the food industry 1998-12-22