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:
Dec. 23, 2008
Filed:
Mar. 17, 2008
Applicants:
Kenji Todori, Yokohama, JP;
Reiko Yoshimura, Kawasaki, JP;
Tsukasa Tada, Hachioji, JP;
Kou Yamada, Yokohama, JP;
Miho Maruyama, Yokohama, JP;
Inventors:
Kenji Todori, Yokohama, JP;
Reiko Yoshimura, Kawasaki, JP;
Tsukasa Tada, Hachioji, JP;
Kou Yamada, Yokohama, JP;
Miho Maruyama, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/12 (2006.01); G02B 6/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical waveguide includes a propagating light waveguide, a coupler including a photonic crystal, and a surface plasmon waveguide, the propagating light waveguide, the coupler, and the surface plasmon waveguide being disposed in one plane along a waveguiding direction.