JH

John D. Haden

DH D. H. Haden: 2 patents #1 of 3Top 35%
📍 Rugeley, GB: #4 of 22 inventorsTop 20%
Overall (All Time): #1,633,315 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5895595 Apparatus for making beverages — 1999-04-20
4812623 Electrical apparatus Eric Duxbury 1989-03-14
4707042 Electrical socket apparatus — 1987-11-17