Optical transmission conversion device

- Kabushiki Kaisha Toshiba
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Description

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.

Claims

The ornamental design for an optical transmission conversion device, as shown and described.

Referenced Cited
U.S. Patent Documents
4309605 January 5, 1982 Okabe
5399858 March 21, 1995 Kinoshita
5545893 August 13, 1996 Brown et al.
6048106 April 11, 2000 Iwase
6290402 September 18, 2001 Shishikura et al.
D481676 November 4, 2003 Huang
D487723 March 23, 2004 Shimada
D489038 April 27, 2004 Shimada
Foreign Patent Documents
3287440 April 2003 CN
3287441D April 2003 CN
1170087 April 2003 JP
100137 August 2004 TW
Patent History
Patent number: D556128
Type: Grant
Filed: Mar 3, 2006
Date of Patent: Nov 27, 2007
Assignee: Kabushiki Kaisha Toshiba
Inventors: Takeshi Miyakawa (Yokohama), Shigeyuki Sakura (Kawasaki), Motoyasu Morinaga (Chigasaki)
Primary Examiner: Prabhakar Deshmukh
Assistant Examiner: Derrick Holland
Attorney: Banner & Witcoff, Ltd.
Application Number: 29/254,985