The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 28, 2006

Filed:

Feb. 12, 2004
Applicants:

Shoji Suzuki, San Jose, CA (US);

Koji Adachi, San Jose, CA (US);

Richard Shigetoshi Mori, Sunnyvale, CA (US);

Inventors:

Shoji Suzuki, San Jose, CA (US);

Koji Adachi, San Jose, CA (US);

Richard Shigetoshi Mori, Sunnyvale, CA (US);

Assignee:

Komag, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A carrier has openings for holding workpieces during polishing. Upper and lower polishing pads push against upper and lower surfaces of the workpieces, respectively. A ring is provided within the openings. This ring surrounds the workpieces, and prevents or reduces roll-off.


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Suzuki, Shoji. (2006). Method and apparatus for polishing a workpiece (U.S. Patent No. 7004827). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7004827

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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