GS

Graham Harwood Stephenson

SW Swagelok: 1 patents #9 of 36Top 25%
📍 Port Erin, IM: #1 of 1 inventorsTop 100%
Overall (2024): #455,669 of 561,600Top 85%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11988288 Poppet-style valve arrangements David John Owen Parkes, Barry Cannell Irvine, Charles Kneen Bregazzi 2024-05-21