Inventor

PETSCHEK ROLFE

US2 patents

Patents

2 patents

US5602662AFeb 11, 1997

Cholesteric liquid crystal devices

UNIV CASE WESTERN RESERVE89 citations91

US5477358ADec 19, 1995

Chiral nematic liquid crystal display with homeotropic alignment and negative dielectric anisotropy

UNIV CASE WESTERN RESERVE86 citations91