Patent
   D467537
Priority
Oct 12 2001
Filed
Nov 13 2001
Issued
Dec 24 2002
Expiry
Dec 24 2016
Assg.orig
Entity
unknown
2
2
n/a
The ornamental design for a variable optical attenuator, as shown.

FIG. 1 is a perspective view of a variable optical attenuator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Wu, Kun-Tsan, Chen, Chien Cheng

Patent Priority Assignee Title
D609651, Jul 18 2008 Hon Hai Precision Industry Co., Ltd. Coaxial light source
D610100, May 21 2008 Hon Hai Precision Industry Co., Ltd. Coaxial light source
Patent Priority Assignee Title
4736100, Jul 31 1986 AMP Incorporated Optical loop attenuator simulating an optical system
4952798, Jan 03 1990 AMP Incorporated Optical simulator with loop-back attenuator and optical thin film
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 01 2001WU, KUN-TSANHON HAI PRECISION IND CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0123310270 pdf
Nov 01 2001CHEN, CHIEN CHENGHON HAI PRECISION IND CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0123310270 pdf
Nov 13 2001Hon Hai Precision Ind. Co., Ltd.(assignment on the face of the patent)
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