P

Inventor

IVASHCHENKO ALEXANDER V

RU4 patents
⚠️ This page may combine multiple inventors who share the name “IVASHCHENKO ALEXANDER V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROLIC AG

3 patents
US5770109AJun 23, 1998

Ferroelectric liquid crystal cell

ROLIC AG6 citations69
US5676880AOct 14, 1997

Ferroelectric liquid crystal cell

ROLIC AG9 citations69
US6671028B1Dec 30, 2003

Distorted helix ferroelectric liquid crystal cell

ROLIC AG4 citations58

HOFFMANN LA ROCHE

1 patent
US5242619ASep 7, 1993

Liquid crystalline mixtures having a chiral tilted smectic phase

HOFFMANN LA ROCHE1 citations47