Set of waveguide assisted antenna elements for RFID tags

- Impinj. Inc.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top plan view of a set of waveguide assisted antenna elements for RFID tags showing my new design;

FIG. 2 is a top plan view thereof in use with an RFID chip; and,

FIG. 3 is a top plan view thereof in another mode of use.

The broken line showing of an RFID chip in FIG. 2 and further antenna structure in FIG. 3 illustrates environment only and forms no part of the claimed design. The solid black areas constitute the entirety of the claimed design.

Claims

The ornamental design for a set of waveguide assisted antenna elements for RFID tags, as shown and described.

Referenced Cited
U.S. Patent Documents
6831608 December 14, 2004 Arvidsson
7358916 April 15, 2008 Milyakh
7486249 February 3, 2009 Fujita et al.
D590379 April 14, 2009 Deguchi et al.
7518567 April 14, 2009 Utagawa et al.
20040189532 September 30, 2004 Nakano et al.
20090033582 February 5, 2009 Blenkhorn et al.
20090046017 February 19, 2009 Foo
Patent History
Patent number: D606057
Type: Grant
Filed: Jan 30, 2009
Date of Patent: Dec 15, 2009
Assignee: Impinj. Inc. (Seattle, WA)
Inventor: Ronald A. Oliver (Seattle, WA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: John Windmuller
Attorney: Turk IP Law, LLC
Application Number: 29/331,742