239000004973 liquid crystal related substance Substances 0.000 claims description 2.

239000012528 membrane Substances 0.000 claims abstract description 15.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US34076801P priority Critical Priority to US10/314,516 priority patent/US6796734B2/en Application filed by Liangang (Mark) Ye filed Critical Liangang (Mark) Ye Priority to US10/885,048 priority patent/US20040240924A1/en Publication of US20040240924A1 publication Critical patent/US20040240924A1/en Status Abandoned legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number US10/885,048 Inventor Liangang (Mark) Ye Original Assignee Liangang (Mark) Ye Priority date (The priority date is an assumption and is not a legal conclusion. Google Patents Keyless keyboard and a method of using thereofĭownload PDF Info Publication number US20040240924A1 US20040240924A1 US10/885,048 US88504804A US2004240924A1 US 20040240924 A1 US20040240924 A1 US 20040240924A1 US 88504804 A US88504804 A US 88504804A US 2004240924 A1 US2004240924 A1 US 2004240924A1 Authority US United States Prior art keywords keyboard keypanels keypanel touch panels keyless Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US20040240924A1 - Keyless keyboard and a method of using thereof US20040240924A1 - Keyless keyboard and a method of using thereof

Keyless keyboard notes