AB

Alan R. Beaumont

BL British Telecommunications Public Limited: 2 patents #379 of 1,458Top 30%
Overall (All Time): #2,315,495 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5004314 Optical signal modulation device Richard Booth, Barbara E. Daymond-John, David G. Cunningham, William A. Stallard 1991-04-02
4851079 Producing lithium niobate waveguide structures Richard Booth 1989-07-25