Profilometer
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The subject article is a profilometer used for measuring a surface profile (such as the extent of flatness) of a thin disk object (such as a silicon wafer).
The broken lines in the drawings depict unclaimed environmental subject matter.
Claims
We claim the ornamental design for a profilometer, as shown and described.
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Type: Grant
Filed: Jul 28, 2010
Date of Patent: May 1, 2012
Assignee: Kuroda Precision Industries Ltd. (Saiwai-Ku, Kawasaki-Shi)
Inventors: Koichi Sekiguchi (Futtsu), Masahiro Iwasaki (Futtsu), Tatsuhito Inouchi (Futtsu)
Primary Examiner: Patricia Palasik
Attorney: Marshall & Melhorn, LLC
Application Number: 29/366,648