Inventor · disambiguated record
Chan Siu Leung
Also filed as: LEUNG CHAN SIU
6 granted patents·2 pending applications·34 citations·filing 2009–2010
80Inventor score
Top patents by PatentIndex Score
8 records- 0159USD617165SStaplerTUNG YUNG INTERNAT LTD·Filed 2009·Granted Jun 8, 2010·12 cites·1 claims
- 0250USD617164SStaplerTUNG YUNG INTERNAT LTD·Filed 2009·Granted Jun 8, 2010·8 cites·1 claims
- 0350USD615593STwo-hole paper punchTUNG YUNG INTERNAT LTD·Filed 2009·Granted May 11, 2010·8 cites·1 claims
- 0439US8079505B2Low-effort, two-stage staplerLEUNG CHAN SIU·Filed 2009·Granted Dec 20, 2011·0 cites·6 claims
- 0538USD636818SClipboardTUNG YUNG INTERNAT LTD·Filed 2010·Granted Apr 26, 2011·4 cites·1 claims
- 0638US2011062210A1Two-stage, flat clinching staplerLEUNG CHAN SIU·Filed 2009·Application pending·0 cites
- 0735US2010175523A1Low-effort paper punchLEUNG CHAN SIU·Filed 2009·Application pending·0 cites
- 0827USD636440SClipboard with calculatorTUNG YUN INTERNAT LTD·Filed 2009·Granted Apr 19, 2011·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →