Inventor · disambiguated record
Qingfeng Zhu
Also filed as: ZHU QINGFENG
7 granted patents·2 pending applications·14 citations·filing 2006–2024
76Inventor score
Files withJIAXING UPHOTON OPTOELECTRONICS TECH CO LTD4SCHLUMBERGER TECHNOLOGY CORP3HUAWEI TECH CO LTD1OSRAM GMBH1
Top patents by PatentIndex Score
9 records- 0180US11428077B2Geological interpretation with artificial intelligenceSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Aug 30, 2022·5 cites·19 claims
- 0278US10210638B2Visualization integration of graphical logging contentSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Feb 19, 2019·4 cites·20 claims
- 0362US12265217B2Display device and glassesJIAXING UPHOTON OPTOELECTRONICS TECH CO LTD·Filed 2024·Granted Apr 1, 2025·0 cites·24 claims
- 0457US11899203B1Method for out-coupling grating for AR optical waveguide, and design method for AR optical waveguideJIAXING UPHOTON OPTOELECTRONICS TECH CO LTD·Filed 2022·Granted Feb 13, 2024·0 cites·20 claims
- 0556US7603236B2Method to determine fluid phase distribution and quantify holdup in a wellboreSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Oct 13, 2009·5 cites·23 claims
- 0655US11874503B1Diffractive optical waveguide and display deviceJIAXING UPHOTON OPTOELECTRONICS TECH CO LTD·Filed 2023·Granted Jan 16, 2024·0 cites·17 claims
- 0749US11776152B2Mobile apparatus obstacle detection system, mobile apparatus, and ground-sweeping robotJIAXING UPHOTON OPTOELECTRONICS TECH CO LTD·Filed 2021·Granted Oct 3, 2023·0 cites·20 claims
- 0840US2021161013A1Printed circuit board, power supply, and power supply systemHUAWEI TECH CO LTD·Filed 2021·Application pending·0 cites
- 0936US2011121750A1Self-oscillating half-bridge drive device and light-emitting deviceOSRAM GMBH·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →