Assignee
NIPPON SEIMITSU DENSHI CO LTD
0 granted patents·2 pending applications·0 citations·filing 2007–2008
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2 records- 0118US2008299882A1Retainer-ring of cmp (chemical mechanical polishing) machineNIPPON SEIMITSU DENSHI CO LTD·Filed 2008·Application pending·0 cites
- 0217US2007298693A1CMP-apparatus retainer ring and manufacturing method thereof, and CMP apparatusNIPPON SEIMITSU DENSHI CO LTD·Filed 2007·Application pending·0 cites
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