Inventor · disambiguated record
Tzu-Feng Tseng
Also filed as: TSENG TZU-FENG
23 granted patents·13 pending applications·378 citations·filing 1998–2012
96Inventor score
Top patents by PatentIndex Score
36 records- 0195US7326967B2Light emitting diode having an omnidirectional reflector including a transparent conductive layerEPISTAR CORP·Filed 2005·Granted Feb 5, 2008·67 cites·30 claims
- 0289US7683383B2Light emitting device having circuit protection unitEPISTAR CORP·Filed 2005·Granted Mar 23, 2010·20 cites·68 claims
- 0385US6951159B2Multi-functional trimming apparatusPRIMAX ELECTRONICS LTD·Filed 2002·Granted Oct 4, 2005·19 cites·20 claims
- 0484US6876005B2Light emitting diode having an adhesive layerEPISTAR CORP·Filed 2003·Granted Apr 5, 2005·44 cites·9 claims
- 0580US6990884B2Vertical rotary multi-functional trimming apparatusPRIMAX ELECTRONICS LTD·Filed 2004·Granted Jan 31, 2006·13 cites·11 claims
- 0680US6987287B2Light emitting diode having an adhesive layer and a reflective layerEPISTAR CORP·Filed 2003·Granted Jan 17, 2006·30 cites·9 claims
- 0779US7131363B2Paper-cutting apparatus and paper-holding device of the samePRIMAX ELECTRONICS LTD·Filed 2004·Granted Nov 7, 2006·12 cites·22 claims
- 0876US6404722B1Method of increasing recording density and capacity of a compact discRITEK CORP·Filed 2000·Granted Jun 11, 2002·13 cites·10 claims
- 0975US7095765B2Light emitter with a voltage dependent resistor layerEPISTAR CORP·Filed 2003·Granted Aug 22, 2006·21 cites·13 claims
- 1072US7591211B2Cutting apparatusPRIMAX ELECTRONICS INC·Filed 2007·Granted Sep 22, 2009·2 cites·17 claims
- 1170US6616052B2Digital business cardRITEK CORP·Filed 2001·Granted Sep 9, 2003·25 cites·18 claims
- 1269US8517808B2Coin hopper with an upward coin passageCHANG CHIAO-HAO·Filed 2012·Granted Aug 27, 2013·3 cites·9 claims
- 1369US6391395B1Method of fabricating a polysilicon layerRITEK CORP·Filed 2000·Granted May 21, 2002·13 cites·23 claims
- 1468US7358540B2Organic adhesive light-emitting device with ohmic metal contactEPISTAR CORP·Filed 2004·Granted Apr 15, 2008·18 cites·41 claims
- 1565US6931974B2Cutting apparatusPRIMAX ELECTRONICS LTD·Filed 2003·Granted Aug 23, 2005·14 cites·19 claims
- 1664US6269721B1Electric paper punchPRIMAX ELECTRONICS LTD·Filed 1998·Granted Aug 7, 2001·19 cites·1 claims
- 1763US7009217B2Light emitting diode having an adhesive layer and a reflective layer and manufacturing method thereofEPISTAR CORP·Filed 2004·Granted Mar 7, 2006·10 cites·6 claims
- 1863US6966247B2Cutting apparatusPRIMAX ELECTRONICS LTD·Filed 2003·Granted Nov 22, 2005·9 cites·14 claims
- 1961US7008858B2Light emitting diode having an adhesive layer and a reflective layer and manufacturing method thereofEPISTAR CORP·Filed 2004·Granted Mar 7, 2006·9 cites·6 claims
- 2061US2006191392A1Flat media cutting deviceTSENG TZU-FENG·Filed 2006·Application pending·0 cites
- 2160US7131212B1Marking devicePRIMAX ELECTRONICS LTD·Filed 2005·Granted Nov 7, 2006·6 cites·10 claims
- 2259US8237182B2Organic adhesive light-emitting device with ohmic metal bulgeHSIEH MIN-HSUN·Filed 2005·Granted Aug 7, 2012·1 cites·25 claims
- 2358US6506543B1Method of photolithography using super-resolution near-field structureRITEK CORP·Filed 2000·Granted Jan 14, 2003·6 cites·30 claims
- 2456US2008072729A1Cutting apparatusPRIMAX ELECTRONICS LTD·Filed 2007·Application pending·0 cites
- 2554US2005252354A1Flat media cutting deviceTSENG TZU-FENG·Filed 2004·Application pending·0 cites
- 2653US7172909B2Light emitting diode having an adhesive layer and a reflective layer and manufacturing method thereofEPISTAR CORP·Filed 2004·Granted Feb 6, 2007·4 cites·12 claims
- 2751US2006201303A1Pressing mechanism of cutting apparatusPRIMAX ELECTRONICS LTD·Filed 2005·Application pending·0 cites
- 2851US2005199114A1Cutting apparatus with alignment markerFiled 2005·Application pending·0 cites
- 2947US2003183058A1Cutting apparatus capable of imparting curved edge to paperPRIMAX ELECTRONICS LTD·Filed 2002·Application pending·0 cites
- 3047US2006191391A1Flat media cutting deviceTSENG TZU-FENG·Filed 2006·Application pending·0 cites
- 3142US2004161279A1Apparatus for forming a folding-lineFiled 2004·Application pending·0 cites
- 3239US2006150796A1Multi-angular trimming apparatusTSENG TZU-FENG·Filed 2005·Application pending·0 cites
- 3338US2005014305A1Light emitting diode having an adhesive layer and a manufacturing method thereofFiled 2004·Application pending·0 cites
- 3437US2002062171A1Digital data vending machineFiled 2001·Application pending·0 cites
- 3536US2011117827A1Coin hopper with a push-up coin passageCHANG CHIA-HAO·Filed 2010·Application pending·0 cites
- 3632US2002062446A1Apparent data erasure methodFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →