Inventor · disambiguated record
Qinghua Chen
Also filed as: CHEN QINGHUA
15 granted patents·2 pending applications·50 citations·filing 1999–2024
89Inventor score
Files withCHEN QINGHUA7ZHUZHOU TIMES NEW MAT TECH CO3LANXI ZHIDE ADVANCED MAT CO LTD2UNIV ANHUI SCI & TECHNOLOGY2SHENZHEN QIFEI CHUANGXIANG TECH CO LTD1
Top patents by PatentIndex Score
17 records- 0186USD956768SNotebook computer standCHEN QINGHUA·Filed 2020·Granted Jul 5, 2022·14 cites·1 claims
- 0284USD986235SSmartphone standCHEN QINGHUA·Filed 2020·Granted May 16, 2023·12 cites·1 claims
- 0374USD1063064SSnorkel maskCHEN QINGHUA·Filed 2024·Granted Feb 18, 2025·4 cites·1 claims
- 0473US11073189B2Pre-compression type emergency air spring assemblyZHUZHOU TIMES NEW MAT TECH CO·Filed 2018·Granted Jul 27, 2021·2 cites·8 claims
- 0568US8114184B2Honeycomb ceramic particulate filtration substrate, a particulate filter and a filtration system as well as production methods thereofCHEN QINGHUA·Filed 2006·Granted Feb 14, 2012·4 cites·8 claims
- 0662US8462838B2Programmable SFP or SFP+ moduleCHEN QINGHUA·Filed 2009·Granted Jun 11, 2013·3 cites·23 claims
- 0759US2023275215A1Silicon-carbon composite material for secondary lithium battery and preparation method thereforLANXI ZHIDE ADVANCED MAT CO LTD·Filed 2021·Application pending·0 cites
- 0858US2024290956A1A Nano Silicon-Oxygen-Carbon Structural Composite Material, A Preparation Method Thereof, An Anode, And An Electrochemical DeviceLANXI ZHIDE ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 0956USD1064257SSnorkel maskCHEN QINGHUA·Filed 2024·Granted Feb 25, 2025·1 cites·1 claims
- 1050US11287006B2Emergency air spring assemblyZHUZHOU TIMES NEW MAT TECH CO·Filed 2018·Granted Mar 29, 2022·0 cites·12 claims
- 1147US11873719B2Gas-liquid spray dust settlement system for fully mechanized mining faceUNIV ANHUI SCI & TECHNOLOGY·Filed 2020·Granted Jan 16, 2024·0 cites·8 claims
- 1246US6268751B1Duty cycle optimized prescalerTEXAS INSTRUMENTS INC·Filed 1999·Granted Jul 31, 2001·10 cites·5 claims
- 1345US12164838B1Intelligent drawing-model checking method and apparatusSHENZHEN XUMI YUNTU SPACE TECH CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·15 claims
- 1445US11287007B2Prepressed emergency air spring assemblyZHUZHOU TIMES NEW MAT TECH CO·Filed 2018·Granted Mar 29, 2022·0 cites·12 claims
- 1544US9042689B2Optical switch and optical switch arrayCHEN QINGHUA·Filed 2012·Granted May 26, 2015·0 cites·19 claims
- 1641US11492906B2Sprayer for settling dust of coal mineUNIV ANHUI SCI & TECHNOLOGY·Filed 2020·Granted Nov 8, 2022·0 cites·6 claims
- 1739USD1070571SStorage strapSHENZHEN QIFEI CHUANGXIANG TECH CO LTD·Filed 2024·Granted Apr 15, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →