Inventor · disambiguated record
Yunfei Li
Also filed as: LI YUNFEI
62 granted patents·16 pending applications·803 citations·filing 2005–2024
98Inventor score
Files withBOE TECHNOLOGY GROUP CO LTD21WESTERN DIGITAL FREMONT LLC10TUOJIE BIOTECH SHANGHAI CO LTD8SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD6GREAT WALL MOTOR CO LTD5
Top patents by PatentIndex Score
78 records- 0198US8790527B1Method and system for manufacturing tapered waveguide structures in an energy assisted magnetic recording headLUO GUANGHONG·Filed 2011·Granted Jul 29, 2014·160 cites·12 claims
- 0298US8670294B1Systems and methods for increasing media absorption efficiency using interferometric waveguidesSHI ZHONG·Filed 2012·Granted Mar 11, 2014·164 cites·29 claims
- 0398US8320220B1Method and system for providing an energy assisted magnetic recording disk drive having a non-conformal heat spreaderYUAN HONGXING·Filed 2011·Granted Nov 27, 2012·198 cites·22 claims
- 0497US8705205B1Magnetic recording head having a dual sidewall angleLI YUNFEI·Filed 2011·Granted Apr 22, 2014·152 cites·17 claims
- 0597US7283337B2Abutted exchange bias design for sensor stabilizationHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Oct 16, 2007·44 cites·20 claims
- 0696US12040224B2Transistor structure with air gap and method of fabricating the sameUNITED MICROELECTRONICS CORP·Filed 2022·Granted Jul 16, 2024·3 cites·18 claims
- 0796US11355389B2Transistor structure with air gap and method of fabricating the sameUNITED MICROELECTRONICS CORP·Filed 2020·Granted Jun 7, 2022·4 cites·16 claims
- 0892US12048212B2Wiring structure of pixel driving circuit, display panel, and display deviceBOE TECHNOLOGY GROUP CO LTD·Filed 2022·Granted Jul 23, 2024·1 cites·19 claims
- 0992US10909920B2Pixel driving circuit, pixel driving method, and display deviceBOE TECHNOLOGY GROUP CO LTD·Filed 2018·Granted Feb 2, 2021·7 cites·20 claims
- 1091US7275304B2Method of forming a hard bias structure in a magnetic headHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Oct 2, 2007·12 cites·19 claims
- 1189US8947985B1Heat assisted magnetic recording transducers having a recessed poleWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Feb 3, 2015·10 cites·26 claims
- 1284US9336814B1Inverse tapered waveguide for use in a heat assisted magnetic recording headWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted May 10, 2016·7 cites·20 claims
- 1383US9142233B1Heat assisted magnetic recording writer having a recessed poleWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Sep 22, 2015·6 cites·28 claims
- 1482US12424487B2Transistor structure with air gap and method of fabricating the sameUNITED MICROELECTRONICS CORP·Filed 2024·Granted Sep 23, 2025·0 cites·9 claims
- 1582US9558763B1Magnetic recording write apparatus having a pole including an assist portion extending in the cross-track directionWESTERN DIGITAL (FREMONT) LLC·Filed 2016·Granted Jan 31, 2017·6 cites·21 claims
- 1680US11197850B2Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method thereforSHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD·Filed 2018·Granted Dec 14, 2021·2 cites·2 claims
- 1777US9183854B2Method to make interferometric taper waveguide for HAMR light deliveryWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Nov 10, 2015·3 cites·9 claims
- 1875US10332447B2Pixel circuit, driving method therefor, and display device including the pixel circuitBOE TECHNOLOGY GROUP CO LTD·Filed 2016·Granted Jun 25, 2019·2 cites·17 claims
- 1975US10163394B2Pixel circuit and method for driving the same, display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2016·Granted Dec 25, 2018·2 cites·10 claims
- 2073US8846534B1Process for CMP with large feature size variationLI YUNFEI·Filed 2011·Granted Sep 30, 2014·3 cites·10 claims
- 2172US9261726B2Photoelectric sensor and photoelectric touch panelBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Feb 16, 2016·3 cites·7 claims
- 2269US9343098B1Method for providing a heat assisted magnetic recording transducer having protective padsWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted May 17, 2016·2 cites·20 claims
- 2369US8861133B1Method and system for providing a perpendicular magnetic recording transducer using a low energy millWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Oct 14, 2014·2 cites·3 claims
- 2467US9671629B2Display device and display systemBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Jun 6, 2017·1 cites·6 claims
- 2566US9444061B2Display substrate, manufacturing method thereof and flexible display deviceBOE TECHNOLOGY GROUP CO LTD·Filed 2014·Granted Sep 13, 2016·1 cites·19 claims
- 2666US2022379258A1Low energy consumption anhydrous co2 phase change absorption agent, and regeneration method and application thereofTIANGONG UNIV·Filed 2022·Application pending·0 cites
- 2765US11801239B2Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method thereforSHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD·Filed 2021·Granted Oct 31, 2023·0 cites·11 claims
- 2865US11450723B2Wiring structure of pixel driving circuit having first distance between data signal line and control terminal of driving transistor is greater than second distance between first power signal line and control terminal of driving transistor, display panel, and display device having the sameBOE TECHNOLOGY GROUP CO LTD·Filed 2019·Granted Sep 20, 2022·0 cites·20 claims
- 2964US10638351B2Service rate adjustment method and apparatusHUAWEI TECH CO LTD·Filed 2017·Granted Apr 28, 2020·1 cites·6 claims
- 3064US9018100B2Damascene process using PVD sputter carbon film as CMP stop layer for forming a magnetic recording headCHEN YANFENG·Filed 2010·Granted Apr 28, 2015·2 cites·21 claims
- 3164US8737970B2Method and apparatus for processing release of connection resourcesLI YUNFEI·Filed 2012·Granted May 27, 2014·2 cites·16 claims
- 3263US2025165560A1Fingerprint similarity based sample analysisAGILENT TECHNOLOGIES INC·Filed 2023·Application pending·0 cites
- 3362US9047902B1Touchdown sensor having a more stable crystal structure for use in hard disk drivesYU CHENGTAO R·Filed 2011·Granted Jun 2, 2015·1 cites·19 claims
- 3460US12473298B2Amide compounds, preparation method therefor, and use thereof in the medical fieldSHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD·Filed 2020·Granted Nov 18, 2025·0 cites·4 claims
- 3560US11795897B2Method and device for start-stop controlling of vehicle, vehicle and electronic apparatusGREAT WALL MOTOR CO LTD·Filed 2020·Granted Oct 24, 2023·0 cites·17 claims
- 3659US12305164B2Escherichia coli k-12 MG1655 BLBYZT6 and application thereofBAOLINGBAO BIOLOGY CO LTD·Filed 2024·Granted May 20, 2025·0 cites·9 claims
- 3759US10887990B2Power line structure, array substrate and display panelBOE TECHNOLOGY GROUP CO LTD·Filed 2019·Granted Jan 5, 2021·0 cites·16 claims
- 3858US9741366B1Method for fabricating a magnetic writer having a gradient in saturation magnetization of the shieldsWESTERN DIGITAL (FREMONT) LLC·Filed 2015·Granted Aug 22, 2017·1 cites·19 claims
- 3956US10793536B2Vortioxetine pamoic acid salt and crystal form thereofSHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD·Filed 2017·Granted Oct 6, 2020·0 cites·20 claims
- 4056US10617004B2Power line structure, array substrate and display panelBOE TECHNOLOGY GROUP CO LTD·Filed 2017·Granted Apr 7, 2020·0 cites·15 claims
- 4155US12292278B2Method, system, device and medium for measuring gear tooth profile roughnessUNIV BEIJING TECHNOLOGY·Filed 2023·Granted May 6, 2025·0 cites·19 claims
- 4255US12195742B2Maize ZmHsf21 gene and use thereofUNIV CHINA AGRICULTURAL·Filed 2020·Granted Jan 14, 2025·0 cites·10 claims
- 4354US2024376101A1Substituted 1,4-dihydro-1,6-naphthyridine amide and use thereofTUOJIE BIOTECH SHANGHAI CO LTD·Filed 2022·Application pending·0 cites
- 4454US2025332190A1Lpa-targeting sirna and conjugateTUOJIE BIOTECH SHANGHAI CO LTD·Filed 2022·Application pending·0 cites
- 4554US2020368675A1Low energy consumption anhydrous co2 phase change absorption agent, and regeneration method and application thereofTIANGONG UNIV·Filed 2019·Application pending·0 cites
- 4652US9450029B2OLED display panel and method for manufacturing the sameBOE TECHNOLOGY GROUP CO LTD·Filed 2014·Granted Sep 20, 2016·0 cites·20 claims
- 4751US9685459B2Flexible substrate, flexible display panel and flexible display deviceBOE TECHNOLOGY GROUP CO LTD·Filed 2014·Granted Jun 20, 2017·0 cites·16 claims
- 4851US9563064B2Display processing apparatus, system and methodBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Feb 7, 2017·0 cites·19 claims
- 4951US2025042847A1Substituted phenylpropionic acid derivative and use thereofTUOJIE BIOTECH SHANGHAI CO LTD·Filed 2022·Application pending·0 cites
- 5050US12012093B2Vehicle drive control method and systemGREAT WALL MOTOR CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·17 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →