Patent
   D556128
Priority
Dec 05 2005
Filed
Mar 03 2006
Issued
Nov 27 2007
Expiry
Nov 27 2021
Assg.orig
Entity
unknown
0
12
n/a
The ornamental design for an optical transmission conversion device, as shown and described.

FIG. 1 is a front, top and right side perspective view of an optical transmission conversion device, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Sakura, Shigeyuki, Morinaga, Motoyasu, Miyakawa, Takeshi

Patent Priority Assignee Title
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 21 2006MIYAKAWA, TAKESHIKabushiki Kaisha ToshibaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0176450198 pdf
Feb 21 2006SAKURA, SHIGEYUKIKabushiki Kaisha ToshibaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0176450198 pdf
Feb 21 2006MORINAGA, MOTOYASUKabushiki Kaisha ToshibaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0176450198 pdf
Mar 03 2006Kabushiki Kaisha Toshiba(assignment on the face of the patent)
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