Inventor · disambiguated record
Chi-Feng Yen
Also filed as: YEN CHI-FENG
12 granted patents·2 pending applications·30 citations·filing 2004–2021
86Inventor score
Top patents by PatentIndex Score
14 records- 0187US8193206B2Pyrimidine compoundsYEN CHI-FENG·Filed 2008·Granted Jun 5, 2012·9 cites·15 claims
- 0281US7589197B2Pyrimidine compoundsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2006·Granted Sep 15, 2009·7 cites·8 claims
- 0380US8372849B2Heterocyclic compoundsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2008·Granted Feb 12, 2013·5 cites·10 claims
- 0479US11872224B2Amorphous solid dispersion formulationTAIGEN BIOTECHNOLOGY CO LTD·Filed 2021·Granted Jan 16, 2024·1 cites·16 claims
- 0573US10596171B2Cap-dependent endonuclease inhibitorsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2019·Granted Mar 24, 2020·2 cites·18 claims
- 0669US9375406B2Substituted pyrimidines for mobilizing cells expressing a type 4 CXC chemokine receptorTAIGEN BIOTECHNOLOGY CO LTD·Filed 2014·Granted Jun 28, 2016·1 cites·10 claims
- 0768US9023834B2Lyophilization formulationYEN CHI-FENG·Filed 2009·Granted May 5, 2015·2 cites·26 claims
- 0864US7399776B2Polyamine compounds for treating chemokine receptor mediated diseasesTAIGEN BIOTECHNOLOGY CO LTD·Filed 2004·Granted Jul 15, 2008·3 cites·6 claims
- 0953US11639349B2Stereoselective synthesis of intermediate for preparation of heterocyclic compoundTAI GEN BIOTECHNOLOGY CO LTD·Filed 2021·Granted May 2, 2023·0 cites·15 claims
- 1049US10377714B2Trans-isomeric heterocyclic compounds and preparation thereofTAIGEN BIOTECHNOLOGY CO LTD·Filed 2017·Granted Aug 13, 2019·0 cites·28 claims
- 1146US7504422B2Polyamine compoundsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2007·Granted Mar 17, 2009·0 cites·33 claims
- 1246US7501526B2Synthesis of polyamine compoundsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2005·Granted Mar 10, 2009·0 cites·19 claims
- 1341US2008242861A1Synthesis of amino-protected cyclohexane-1,4-diyldimethanamine and its derivativesYEN CHI-FENG·Filed 2007·Application pending·0 cites
- 1434US2011178107A1Hcv protease inhibitorsTAIGEN BIOTECHNOLOGY CO LTD·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →