DW

David Widdup

Overall (All Time): #1,154,224 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10969344 Detecting the presence of liquid in a high pressure gas pipeline Paul Stockwell, Jon Raynes 2021-04-06
10634865 Sight glass apparatus Paul Stockwell, Jon Raynes 2020-04-28
10508989 Optical chemical analyser and liquid depth sensor Paul Stockwell, Michael Foster, Jonathan Storey 2019-12-17
10041880 Optical chemical analyser and liquid depth sensor Paul Stockwell, Michael Foster, Jonathan Storey 2018-08-07