SR

Simon Ritchie

BF Baldwin Filters: 1 patents #35 of 56Top 65%
BP British Telecommunications Plc: 1 patents #168 of 616Top 30%
BL British Telecommunications Public Limited: 1 patents #627 of 1,458Top 45%
Overall (All Time): #1,323,279 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12257536 Heat activated adhesive for filters that may contain multiple elements Farrell F. Calcaterra, Charles R. Wick, David Duryea 2025-03-25
5216237 Optical detector with integral filter and having Fabry Perot resonator system Paul C. Spurdens, Mark D. Learmouth 1993-06-01
4793677 Electro-optic devices with waveguide and having small spatial spread of applied electric field Michael J. Adams, Michael Robertson, Paul M. Rodgers 1988-12-27