FH

Frank Humphrey

BP British Gas Plc: 1 patents #66 of 173Top 40%
📍 Kingston upon Thames, CA: #6 of 7 inventorsTop 90%
Overall (All Time): #2,309,386 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5114586 Sanitation system 1992-05-19
4935739 Encoder 1990-06-19