Inventor · disambiguated record
Yunchuan Li
Also filed as: LI YUNCHUAN
8 granted patents·7 pending applications·0 citations·filing 2015–2020
75Inventor score
Files withSHENZHEN CHINA STAR OPTOELECT10TCL CHINA STAR OPTOELECTRONICS TECH CO LTD4CRRC NANJING PUZHEN CO LTD1
Top patents by PatentIndex Score
15 records- 0170US10626327B2Light emitting material, manufacturing method thereof and organic light emitting diode using the light emitting materialTCL CHINA STAR OPTOELECTRONICS TECH CO LTD·Filed 2019·Granted Apr 21, 2020·0 cites·1 claims
- 0269US11034885B2Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialTCL CHINA STAR OPTOELECTRONICS TECH CO LTD·Filed 2020·Granted Jun 15, 2021·0 cites·1 claims
- 0369US10961447B2Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialTCL CHINA STAR OPTOELECTRONICS TECH CO LTD·Filed 2020·Granted Mar 30, 2021·0 cites·1 claims
- 0469US10577537B2Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialTCL CHINA STAR OPTOELECTRONICS TECH CO LTD·Filed 2019·Granted Mar 3, 2020·0 cites·3 claims
- 0562US10280365B2Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Granted May 7, 2019·0 cites·6 claims
- 0648US11964679B2Underframe end structure without bolster beam for rail vehicleCRRC NANJING PUZHEN CO LTD·Filed 2019·Granted Apr 23, 2024·0 cites·12 claims
- 0746US9859509B2Thioxanthone aromatic amine compound and organic light emitting device using the sameSHENZHEN CHINA STAR OPTOELECT·Filed 2015·Granted Jan 2, 2018·0 cites·8 claims
- 0840US10208013B2Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Granted Feb 19, 2019·0 cites·3 claims
- 0940US2018170894A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1040US2018170899A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1140US2018205025A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1235US2018170893A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1335US2018170900A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1435US2018205024A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
- 1535US2018201833A1Light emitting material, manufacture method thereof and organic light emitting diode using the light emitting materialSHENZHEN CHINA STAR OPTOELECT·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yunchuan Li 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 →