JB

John Beeteson

IBM: 54 patents #1,518 of 70,183Top 3%
Overall (All Time): #47,886 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 25 most recent of 54 patents

Patent #TitleCo-InventorsDate
6975289 Active correction technique for a magnetic matrix display Andrew Ramsay Knox, Anthony Cyril Lowe 2005-12-13
6635985 Grid electrodes formed on a polyimide substrate for a display device that comprises a permanent magnet Andrew Ramsay Knox, Christopher Carlo Pietrzak 2003-10-21
6376983 Etched and formed extractor grid John U. Knickerbocker, Andrew Ramsay Knox, Anthony Cyril Lowe 2002-04-23
6317106 Grid electrodes for a display device Andrew Ramsay Knox, Christopher Carlo Pietrzak 2001-11-13
6275254 Auto-stereoscopic display device and system Andrew Ramsay Knox 2001-08-14
6268705 Raster demodulation apparatus and method Andrew Knox 2001-07-31
6246165 Magnetic channel cathode 2001-06-12
6236164 Current sensing in vacuum electron devices Andrew Ramsay Knox 2001-05-22
6208091 Current sensing in vacuum electron devices Andrew Ramsay Knox 2001-03-27
6194838 Self stabilizing non-thermionic source for flat panel CRT displays Andrew Ramsay Knox, Christopher Carlo Pietrzak 2001-02-27
6181059 Electron source having a plurality of magnetic channels 2001-01-30
6181307 Photo-cathode electron source having an extractor grid Andrew Ramsay Knox, Anthony Cyril Lowe 2001-01-30
6177759 Spacer, support, grid and anode design for a display device compensating for localized variations in the emission of electrons Andrew Ramsay Knox 2001-01-23
6177915 Display system having section brightness control and method of operating system Christopher Carlo Pietrzak 2001-01-23
6051921 Magnetic matrix display device and computer system for displaying data thereon Andrew Knox 2000-04-18
6052118 Display system with image scanning apparatus Andrew Knox 2000-04-18
6040808 Method of addressing a magnetic matrix electron source flat panel display Andrew Ramsay Knox 2000-03-21
6008573 Display devices Andrew Ramsay Knox 1999-12-28
6002204 Display device Andrew Ramsay Knox 1999-12-14
6002207 Electron source with light shutter device Andrew Ramsay Knox 1999-12-14
6000981 Method of manufacturing an electron source Andrew Ramsay Knox 1999-12-14
5990609 Display device with resistive anodes Andrew Ramsay Knox 1999-11-23
5959392 Cancellation coil arrangement for reducing stray magnetic field emissions from CRT displays 1999-09-28
5939842 Self stabilizing electron source for flat panel CRT displays Andrew Ramsay Knox, Christopher Carlo Pietrzak 1999-08-17
5932498 Magnet and method for manufacturing a magnet Andrew Ramsay Knox, Christopher Carlo Pietrzak 1999-08-03