Inventor · disambiguated record
Yongfen Chen
Also filed as: CHEN YONGFEN
10 granted patents·1 pending application·152 citations·filing 2005–2018
89Inventor score
Files withLIFE TECHNOLOGIES CORP5BARTEL JOSEPH2LOS ALAMOS NAT SECURITY LLC1UNIV ARKANSAS1UNIV NEW ORLEANS RES AND TECHN1
Top patents by PatentIndex Score
11 records- 0196US7531149B2Synthetic control of metal oxide nanocrystal sizes and shapesUNIV ARKANSAS·Filed 2005·Granted May 12, 2009·55 cites·12 claims
- 0294US8679543B2Stable indium-containing semiconductor nanocrystalsBARTEL JOSEPH·Filed 2009·Granted Mar 25, 2014·30 cites·15 claims
- 0393US10084042B2Nanocrystals with high extinction coefficients and methods of making and using such nanocrystalsLIFE TECHNOLOGIES CORP·Filed 2018·Granted Sep 25, 2018·6 cites·16 claims
- 0489US7935419B1Thick-shell nanocrystal quantum dotsLOS ALAMOS NAT SECURITY LLC·Filed 2009·Granted May 3, 2011·40 cites·46 claims
- 0585US7745001B2Synthesis of nanoassemblies containing luminescent quantum dots and magnetic nanoparticlesUNIV NEW ORLEANS RES AND TECHN·Filed 2005·Granted Jun 29, 2010·16 cites·27 claims
- 0682US9577037B2Nanocrystals with high extinction coefficients and methods of making and using such nanocrystalsWELCH ERIC·Filed 2011·Granted Feb 21, 2017·4 cites·20 claims
- 0765US10224398B2Preparation of nanocrystals with mixtures of organic ligandsBARTEL JOSEPH·Filed 2011·Granted Mar 5, 2019·1 cites·17 claims
- 0864US10686034B2Nanocrystals with high extinction coefficients and methods of making and using such nanocrystalsLIFE TECHNOLOGIES CORP·Filed 2018·Granted Jun 16, 2020·0 cites·5 claims
- 0960US11011603B2Preparation of nanocrystals with mixtures of organic ligandsLIFE TECHNOLOGIES CORP·Filed 2018·Granted May 18, 2021·0 cites·15 claims
- 1059US2017186840A1Nanocrystals with high extinction coefficients and methods of making and using such nanocrystalsLIFE TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
- 1156US9291566B2Stable indium-containing semiconductor nanocrystalsLIFE TECHNOLOGIES CORP·Filed 2014·Granted Mar 22, 2016·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Yongfen Chen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →