Assignee
NISSIN UNYU KOGYO CO LTD
JP·5 granted patents·1 pending application·52 citations·filing 1998–2005
Top patents by PatentIndex Score
6 records- 0152US6322426B1Method for mirror process of external surface of long sized metalNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Nov 27, 2001·21 cites·7 claims
- 0250US2006065518A1Method and apparatus for polishing an internal surface of an aluminum extrusion hollow shapeNISSIN UNYU KOGYO CO LTD·Filed 2005·Application pending·0 cites
- 0343US6994610B1Method and apparatus for polishing inner an internal surface of an aluminum extrusion hollow shapeNISSIN UNYU KOGYO CO LTD·Filed 1998·Granted Feb 7, 2006·9 cites·2 claims
- 0440US6322424B1Electrolytic integrated polishing method for metal workpieces using special abrasive materialsNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Nov 27, 2001·8 cites·2 claims
- 0539US6783439B1Method for manufacturing mirror surface tube for photosensitive drum of copying machine or the likeNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Aug 31, 2004·6 cites·3 claims
- 0637US6156187AElectrolytic integrated polishing method for external surface of metallic tubes and photosensitive drum substrate prepared therebyNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Dec 5, 2000·8 cites·7 claims
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