KD

Keith Dewhirst

SL Spirax-Sarco Limited: 3 patents #10 of 50Top 20%
📍 Stroud, GB: #28 of 88 inventorsTop 35%
Overall (All Time): #1,645,340 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5687755 Equipment comprising a condensate trap Keith Farquhar 1997-11-18
4792090 Thermostatic steam traps — 1988-12-20
4681256 Thermostatic steam traps — 1987-07-21