Ergonomic and functionally-efficient one-hand user input interface

The ornamental design for an ergonomic and functionally-efficient one-hand user input interface, as shown and described.

FIG. 1 is a perspective view of an ergonomic and functionally-efficient one-hand user input interface, in accordance with the present invention.

FIG. 2 is a top view thereof.

FIG. 3 is an underside view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a rear view thereof.

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

FIG. 7 is a corresponding side view thereof.

The broken lines showing the environment in the figures are for illustrative purposes only and form no part of the claimed design.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jan 16 2004		Microsoft Corporation	(assignment on the face of the patent)

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