Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Electron gun system with dynamic focus and dynamic convergence

Electron gun system with dynamic focus and dynamic convergence

US Patent 4701678 · Granted Oct 20, 1987

Estimated economic value: $830,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

UV curing system for heat sensitive substances and process2003
System and method for printing on a moving substrate1998
Cathode ray tube dynamic electron-optic eyebrow effect distortion correction1993
Means and method of forming aligned apertures in electron guns1989
Flat tension mask color CRT front assembly with improved mask for degrouping err1988
Electron gun system providing for control of convergence, astigmatism and focus 1988
Dynamically converging electron gun system1987
Means for enhancing brightness of a monochrome CRT without loss of resolution1984
Means and method for beam spot distortion compensation in TV picture tubes1981
Extended field electron gun having a synthesized axial potential1981