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. 24, 2012
Filed:
Jun. 03, 2008
Applicants:
Jukka Venermo, Espoo, FI;
Sergei A. Tretyakov, Espoo, FI;
Olli Luukonen, Helsinki, FI;
Pekka Alitalo, Espoo, FI;
Liisi Schulman, Helsinki, FI;
Inventors:
Jukka Venermo, Espoo, FI;
Sergei A. Tretyakov, Espoo, FI;
Olli Luukonen, Helsinki, FI;
Pekka Alitalo, Espoo, FI;
Liisi Schulman, Helsinki, FI;
Assignee:
Aalto University Foundation, Aalto, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A structure made of in certain frequency bands invisible material includes a transmission line network. The structure has a matching layer at the boundary of the material, supporting structures inside the transmission line network and that the transmission line network has been matched with the surrounding space.