DW

Duncan John William Walker

PL Purelifi Limited: 1 patents #5 of 10Top 50%
📍 Edinburgh, MA: #1 of 3 inventorsTop 35%
Overall (2025): #399,816 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12431975 Display apparatus Dobroslav Tsonev, Istvan Phillipe Bernard Csajaghy, Ivan Alf Karlsson, Artur Witold Wieczorek 2025-09-30