DH

Duncan Alexander Harper

SL Swellfix Uk Limited: 1 patents #1 of 2Top 50%
📍 Alford, GB: #2 of 2 inventorsTop 100%
Overall (2025): #400,068 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12352139 Screen apparatus and method Eilidh Jean MCKAY 2025-07-08