Inventor · disambiguated record
Leonard Guan
Also filed as: GUAN LEONARD
3 granted patents·1 pending application·32 citations·filing 1996–2013
63Inventor score
Top patents by PatentIndex Score
4 records- 0177US5761597AFusing apparatus for a printerTEKTRONIX INC·Filed 1996·Granted Jun 2, 1998·31 cites·7 claims
- 0249US7677448B2Method to prevent metered toner gray market leakageXEROX CORP·Filed 2005·Granted Mar 16, 2010·1 cites·12 claims
- 0349US2014201073A1Enablement of managed print "micro" service for retail office channelXEROX CORP·Filed 2013·Application pending·0 cites
- 0434US8066183B2Method to prevent metered toner gray market leakageGUAN LEONARD·Filed 2010·Granted Nov 29, 2011·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →