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:
Apr. 03, 2012
Filed:
Oct. 11, 2002
Applicants:
Gareth Paul Bell, Auckland, NZ;
Gabriel Damon Engel, Hamilton, NZ;
Inventors:
Gareth Paul Bell, Auckland, NZ;
Gabriel Damon Engel, Hamilton, NZ;
Assignee:
Puredepth Limited, Auckland, NZ;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1347 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of adapting a visual unit having a first screen () in a first focal plant by the addition of one or more at least partially transparent display screens () at least partially overlapping said first screen () and located in focal planes distinct from said first focal plane, characterized in that an at least partially transparent emissive layer () is provided between said first screen () and at least one said additional display screen ().