Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tension focus mask for a cathode-ray tube (CRT)

Tension focus mask for a cathode-ray tube (CRT)

US Patent 6674224 · Granted Jan 6, 2004

Estimated economic value: $172,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Segmented conductive coating for a luminescent display device2012
Segmented conductive coating for a luminescent display device2012
Bi-silicate matrix coating for a display2012
Luminescent materials for a carbon nanotube (CNT) field emission device (FED)2011
Cathode ray tube having an internal neutral density filter2004
Method and apparatus for maintaining mask strand spatial uniformity2004
Method and apparatus for maintaining mask strand spatial uniformity2004
Resistive coating for a tensioned focus mask CRT2004
Resistive coating for a tensioned focus mask CRT2004
Color picture tube having a low expansion tensioned mask attached to a higher ex2004
Method and apparatus for maintaining spacing between tension focus mask strands 2004
Method and apparatus for maintaining spacing between tension focus mask strands 2004