The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 12, 2020
Filed:
Oct. 20, 2015
Applicant:
Rolic Ag, Zug, CH;
Inventors:
Yuichiro Yamada, Basel, CH;
Saya Yoneyama, Shizuoka, JP;
Assignee:
ROLIC AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1334 (2006.01); G02F 1/1337 (2006.01); G02F 1/137 (2006.01); G02F 1/1335 (2006.01); G02F 1/1341 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1334 (2013.01); G02F 1/137 (2013.01); G02F 1/1341 (2013.01); G02F 1/13725 (2013.01); G02F 1/133528 (2013.01); G02F 1/133553 (2013.01); G02F 1/133784 (2013.01); G02F 1/133788 (2013.01); G02F 2001/13347 (2013.01); G02F 2001/13712 (2013.01); G02F 2001/13756 (2013.01); G02F 2001/133742 (2013.01); G02F 2001/133749 (2013.01);
Abstract
The present invention relates to a polymer containing scattering type VA liquid crystal device with very low hysteresis characteristics. The reduction of the hysteresis is achieved by providing a pretilt angle.