Focus ring
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The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.
The alternate long and short dash lines are merely the boundary lines between the claimed parts and the non-claimed parts.
Claims
The ornamental design for a FOCUS RING as shown and described.
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Type: Grant
Filed: May 22, 2019
Date of Patent: Jul 18, 2023
Assignee: Tokyo Electron Limited (Tokyo)
Inventors: Yasuharu Sasaki (Kurokawa-gun), Yohei Uchida (Kurokawa-gun), Hikaru Abe (Kurokawa-gun), Tomoya Ujiie (Kurokawa-gun)
Primary Examiner: Richard Kearney
Assistant Examiner: Benjamin M Weeks
Application Number: 29/692,040