Inventor · disambiguated record
Ze Yu Zhang
Also filed as: ZHANG ZE YU
3 granted patents·1 pending application·58 citations·filing 2006–2009
73Inventor score
Files withWORLD WIDE STATIONERY MFG CO4
Top patents by PatentIndex Score
4 records- 0193US8052343B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO·Filed 2009·Granted Nov 8, 2011·20 cites·28 claims
- 0287US7648302B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO·Filed 2006·Granted Jan 19, 2010·32 cites·21 claims
- 0385US8047737B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO·Filed 2007·Granted Nov 1, 2011·6 cites·26 claims
- 0460US2008175652A1Ring Binder MechanismWORLD WIDE STATIONERY MFG CO·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →