Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the production of a substrate for an electrically controlled device and display screen produced from such a substrate

Process for the production of a substrate for an electrically controlled device and display screen produced from such a substrate

US Patent RE33321 · Granted Sep 4, 1990

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electrooptical display screen and a method of fabrication of said screen1990
Device for the modulation of the illuminating light of an electro-optic display 1989
Device for optical switching by fluid displacement and a device for the composit1989
Electrically controlled optical switching device1988
Optical modulator1987
Process for controlling a matrix access display device1987
Memory ferroelectric display addressed with AC and DC voltages1987
Process for the production of a substrate for an electrically controlled device 1987
Process for the production of a substrate for an electrically controlled device 1987
Process for the production of a substrate for an electrically controlled device 1987
Screen of a display device using a mixed thermal and electrical effect1986
Smectic liquid crystal color display screen1986