JR

John M. Rollett

BL British Telecommunications Public Limited: 2 patents #379 of 1,458Top 30%
BP British Telecommunications Plc: 1 patents #168 of 616Top 30%
TO The Post Office: 1 patents #28 of 117Top 25%
Overall (All Time): #1,300,635 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5065431 Pattern recognition using stored n-tuple occurence frequencies 1991-11-12
4803727 Transmission system Christopher E. Holt 1989-02-07
4553103 RC-Active filters 1985-11-12
4217562 Equalizer networks providing a bump shaped response Alan J. Greaves 1980-08-12