Inventor · disambiguated record
Fei Ma
Also filed as: MA FEI · MA FEI-SONG
46 granted patents·15 pending applications·559 citations·filing 1995–2025
97Inventor score
Files withSHANGHAI SHANSHAN TECH CO LTD7INT POWER DEVICES INC6TEXAS INSTRUMENTS INC6HUAWEI TECH CO LTD3UNIV BEIJING SCIENCE & TECHNOLOGY3
Top patents by PatentIndex Score
61 records- 0195US5636107ADC-DC convertersINT POWER DEVICES INC·Filed 1995·Granted Jun 3, 1997·203 cites·18 claims
- 0294US5949321APlanar transformerINT POWER DEVICES INC·Filed 1998·Granted Sep 7, 1999·77 cites·16 claims
- 0394US5781093APlanar transformerINT POWER DEVICES INC·Filed 1996·Granted Jul 14, 1998·78 cites·19 claims
- 0491US11805592B2Circuit board assembly and electronic deviceHUAWEI TECH CO LTD·Filed 2021·Granted Oct 31, 2023·4 cites·12 claims
- 0589US12058803B2Circuit board assembly and electronic deviceHUAWEI TECH CO LTD·Filed 2023·Granted Aug 6, 2024·2 cites·10 claims
- 0684US11891865B1Full-face shaft tunnel boring machine systemHEFEI DESIGN & RES INSTITUTE OF COAL INDUSTRY CO LTD·Filed 2023·Granted Feb 6, 2024·5 cites·9 claims
- 0784US10280425B2Minicircle DNA recombinant parental plasmid having genetically engineered antibody gene expression cassette, a minicircle DNA having the expression cassette, and applicationsSHENZHEN INST ADV TECH·Filed 2014·Granted May 7, 2019·8 cites·2 claims
- 0882US6278621B1Single ended forward DC-to-DC converter providing enhanced resetting for synchronous rectificationINTERNAT POWER DEVICES INC·Filed 2000·Granted Aug 21, 2001·33 cites·2 claims
- 0979US9360518B2Circuit integrity detection system for detecting the integrity of a sensing wire in electrically heated textilesSUNBEAM PRODUCTS INC·Filed 2014·Granted Jun 7, 2016·3 cites·19 claims
- 1079US5781420ASingle ended forward DC-to-DC converter providing enhanced resetting for synchronous rectificationINT POWER DEVICES INC·Filed 1996·Granted Jul 14, 1998·43 cites·10 claims
- 1178US11127852B2Vertical trench gate MOSFET with deep well region for junction terminationTEXAS INSTRUMENTS INC·Filed 2018·Granted Sep 21, 2021·2 cites·32 claims
- 1277US12206099B2Silicon-based anode material for secondary battery and preparation method thereof, secondary batterySHANGHAI SHANSHAN TECH CO LTD·Filed 2023·Granted Jan 21, 2025·0 cites·17 claims
- 1375US8230730B2Comprehensive test bed for vehicle bodyMA FEI·Filed 2011·Granted Jul 31, 2012·6 cites·1 claims
- 1471US8044644B2Symmetric sample and hold over-current sensing method and apparatusTEXAS INSTRUMENTS INC·Filed 2009·Granted Oct 25, 2011·10 cites·18 claims
- 1568US11761853B2Engine piston and fatigue testing apparatus for engine pistonWEICHAI POWER CO LTD·Filed 2022·Granted Sep 19, 2023·0 cites·10 claims
- 1668US8030909B2Method and apparatus for switching a synchronous DC/DC converter between a PWM mode of operation and a light-load mode of operationTEXAS INSTRUMENTS INC·Filed 2009·Granted Oct 4, 2011·8 cites·18 claims
- 1767US11791198B2Trench shield isolation layerTEXAS INSTRUMENTS INC·Filed 2022·Granted Oct 17, 2023·0 cites·17 claims
- 1867US9092217B2Power management integrated circuit using a flexible script-based configurator and method for power managementZHAI SHUBING·Filed 2011·Granted Jul 28, 2015·5 cites·21 claims
- 1966US11876220B2Silicon-based anode material for secondary battery and preparation method thereof, secondary batterySHANGHAI SHANSHAN TECH CO LTD·Filed 2019·Granted Jan 16, 2024·0 cites·10 claims
- 2065US6141224ASingle ended forward DC-to-DC converter providing enhanced resetting for synchronous rectificationINTERNAT POWER DEVICES INC·Filed 1999·Granted Oct 31, 2000·22 cites·10 claims
- 2164US5886881ASingle ended forward DC-to-DC converter providing enhanced resetting for synchronous rectificationINT POWER DEVICES INC·Filed 1998·Granted Mar 23, 1999·22 cites·12 claims
- 2262US11834481B1Salty taste enhancing peptide derived from dry-cured ham and preparation method thereofUNIV HEFEI TECHNOLOGY·Filed 2023·Granted Dec 5, 2023·0 cites·7 claims
- 2362US8870584B2Card connector with buffering member for preventing card from quickly ejectingKUNSHAN JIAHUA ELECTRONICS CO LTD·Filed 2013·Granted Oct 28, 2014·4 cites·20 claims
- 2461US2025342604A1Lightweight attention mechanism distance estimation method for assisting visual navigation of a vehicle at a container terminalUNIV SHANGHAI MARITIME·Filed 2025·Application pending·0 cites
- 2560US12272074B1Method and system for converting trajectory coordinates of moving objectsUNIV SHANDONG·Filed 2024·Granted Apr 8, 2025·0 cites·8 claims
- 2660US9796233B2Independent suspension system and crane having sameXUZHOU HEAVY MACHINERY CO LTD·Filed 2014·Granted Oct 24, 2017·4 cites·17 claims
- 2759US10205629B2Method and device for triggering protection switching by signal degrade of link aggregation portZTE CORP·Filed 2014·Granted Feb 12, 2019·2 cites·8 claims
- 2858US2025054575A1Method for evaluating the quality of mesenchymal stromal cellsTASLY STEM CELL BIOLOGY LABORATORY TASLY GROUP LTD·Filed 2022·Application pending·0 cites
- 2957US11302568B2Trench shield isolation layerTEXAS INSTRUMENTS INC·Filed 2019·Granted Apr 12, 2022·0 cites·18 claims
- 3056US12466138B2Staged shearing and forming methods for t-bar cylindrical membersUNIV NORTHWESTERN POLYTECHNICAL·Filed 2024·Granted Nov 11, 2025·0 cites·10 claims
- 3156US12354287B1Method and system for positioning moving target based on camera pitchUNIV SHANDONG·Filed 2025·Granted Jul 8, 2025·0 cites·8 claims
- 3256US12085039B2Composite coating, piston, engine and vehicleWEICHAI POWER CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·19 claims
- 3356US11109901B2Quick release sternum closing fixatorCHANGZHOU WASTON MEDICAL APPLIANCE CO LTD·Filed 2019·Granted Sep 7, 2021·1 cites·9 claims
- 3455US11228664B2Method and apparatus for acquiring RPC member information, electronic device and storage mediumBEIJING BAIDU NETCOM SCI & TECH CO LTD·Filed 2021·Granted Jan 18, 2022·0 cites·20 claims
- 3554US11107318B2Detecting excluded players and related systems and methodsIGT RENO NEV·Filed 2019·Granted Aug 31, 2021·0 cites·19 claims
- 3654US5986899ASingle ended forward DC-to-DC converter providing enhanced resetting for synchronous rectificationINT POWER DEVICES INC·Filed 1999·Granted Nov 16, 1999·14 cites·5 claims
- 3754US2025382184A1A Negative Electrode Active Material and a Preparation Method thereofSHANGHAI SHANSHAN TECH CO LTD·Filed 2021·Application pending·0 cites
- 3854US2025054577A1System for evaluating the quality of mesenchymal stromal cellsTASLY STEM CELL BIOLOGY LABORATORY TASLY GROUP LTD·Filed 2022·Application pending·0 cites
- 3953US12128893B2Intervention-based shared control method and apparatus in forward collision avoidance scenario of autonomous vehicleUNIV BEIJING SCIENCE & TECHNOLOGY·Filed 2023·Granted Oct 29, 2024·0 cites·6 claims
- 4053US11322594B2Semiconductor device including a lateral insulatorTEXAS INSTRUMENTS INC·Filed 2020·Granted May 3, 2022·0 cites·20 claims
- 4153US10576607B2Method for microbially dressing a super abrasive toolUNIV HUAQIAO·Filed 2017·Granted Mar 3, 2020·0 cites·10 claims
- 4253US2025009847A1Il-15 mutant fusion protein pharmaceutical compositionSHANDONG SIMCERE BIOPHARMACEUTICAL CO LTD·Filed 2022·Application pending·0 cites
- 4353US2025340437A1A spherical silicon-based lithium storage material and a preparation method thereforSHANGHAI SHANSHAN TECH CO LTD·Filed 2022·Application pending·0 cites
- 4453US2023361279A1A silicon-based lithium storage material and a preparation method thereofSHANGHAI SHANSHAN TECH CO LTD·Filed 2020·Application pending·0 cites
- 4551US11658292B2Silicon-based anode material and preparation method thereof, lithium ion batterySHANGHAI SHANSHAN TECH CO LTD·Filed 2019·Granted May 23, 2023·0 cites·13 claims
- 4650US2024140808A1A Porous Negative Electrode Active Material and a Preparation Method thereofSHANGHAI SHANSHAN TECH CO LTD·Filed 2021·Application pending·0 cites
- 4749US2016135314A1Screen Protection Film with Curve FrameSHANGHAI BENPU TECHNOLOGY DEV CO LTD·Filed 2014·Application pending·0 cites
- 4849US2024357773A1Cooling module and computing deviceHUAWEI TECH CO LTD·Filed 2024·Application pending·0 cites
- 4949US2023273189A1Immunoadsorbent and composite affinity column for purifying fumonisins b1, anguidin, t-2 toxin, zearalenone and vomitoxin, method for detecting the same, and preparation method of composite affinity columnOIL CROPS RES INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCES·Filed 2020·Application pending·0 cites
- 5048US12410660B1Full-face shaft boring machine, boring system, and boring methodUNIV BEIJING SCIENCE & TECHNOLOGY·Filed 2025·Granted Sep 9, 2025·0 cites·18 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →