Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for creating a photomask for projecting an image

Method and apparatus for creating a photomask for projecting an image

US Patent 4814799 · Granted Mar 21, 1989

Estimated economic value: $16,734,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Chandelier lamp system2014
Liquid crystal flat panel display with enhanced backlight brightness and special2003
Liquid crystal flat panel display with enhanced backlight brightness and special2002
Liquid crystal flat panel display with enhanced backlight brightness and special2001
Method and apparatus for halftone imaging1990
Transparent laser-addressed liquid crystal light modulator cell1988
Thermally addressed cholesteric-smectic liquid crystal device and composition1984
High brightness internal reflector for liquid crystal displays and its method of1984
Thermally addressed cholesteric-smectic liquid crystal device1983