DF

David R. Fox

FO Focas: 1 patents #3 of 10Top 30%
RL Raychem Limited: 1 patents #486 of 928Top 55%
Overall (All Time): #1,669,948 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4809244 Support member for pressure sensor Richard J. Penneck, Edward Atkinson 1989-02-28
4794295 Acoustic transducer Richard J. Penneck, Peter N. Barnett, Michael Christopher Booth, Edward Atkinson 1988-12-27
4723087 Piezoelectric impact sensor David L. Armitage 1988-02-02