Inventor

LI YUNFEI

CN65 patents

⚠️ This page may combine multiple inventors who share the name “LI YUNFEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LI YUNFEI

BOE TECHNOLOGY GROUP CO LTD

Pixel driving circuit, pixel driving method, and display device

Pixel circuit, driving method therefor, and display device including the pixel circuit

Pixel circuit and method for driving the same, display apparatus

Photoelectric sensor and photoelectric touch panel

Wiring structure of pixel driving circuit, display panel, and display device

Wiring structure of pixel driving circuit, display panel, and display device

Wiring 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 same

Power line structure, array substrate and display panel

Pixel circuit, display panel, display device and driving method

Power line structure, array substrate and display panel

Flexible display panel and display device

Liquid crystal grating, manufacturing method and drive method thereof, and optical phased array device

Flexible substrate, flexible display panel and flexible display device

OLED display panel and method for manufacturing the same

Display substrate, manufacturing method thereof and flexible display device

Display device and display system

WESTERN DIGITAL FREMONT LLC

Inverse tapered waveguide for use in a heat assisted magnetic recording head

Heat assisted magnetic recording transducers having a recessed pole

Heat assisted magnetic recording writer having a recessed pole

Method to make interferometric taper waveguide for HAMR light delivery

Method and system for providing a perpendicular magnetic recording transducer using a low energy mill

Method for providing a heat assisted magnetic recording transducer having protective pads

SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES CO LTD

Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method therefor

μ-opioid receptor agonist and preparation method therefor and use thereof in field of medicine

Preparation method for amide compound and application thereof in field of medicine

Amide compounds, preparation method therefor, and use thereof in the medical field

Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method therefor

Vortioxetine pamoic acid salt and crystal form thereof

UNITED MICROELECTRONICS CORP

Transistor structure with air gap and method of fabricating the same

Transistor structure with air gap and method of fabricating the same

Transistor structure with air gap and method of fabricating the same

Method of forming semiconductor device

LI YUNFEI

Magnetic recording head having a dual sidewall angle

Process for CMP with large feature size variation

Method and apparatus for processing release of connection resources

GREAT WALL MOTOR CO LTD

Method and device for start-stop controlling of vehicle, vehicle and electronic apparatus

Engine control method, system, and vehicle

Vehicle drive control method and system

HEADWAY TECHNOLOGIES INC

Abutted exchange bias design for sensor stabilization

Method of forming a hard bias structure in a magnetic head

WESTERN DIGITAL (FREMONT) LLC

Magnetic recording write apparatus having a pole including an assist portion extending in the cross-track direction

Method for fabricating a magnetic writer having a gradient in saturation magnetization of the shields

LUO GUANGHONG

Method and system for manufacturing tapered waveguide structures in an energy assisted magnetic recording head

SHI ZHONG

Systems and methods for increasing media absorption efficiency using interferometric waveguides

YUAN HONGXING

Method and system for providing an energy assisted magnetic recording disk drive having a non-conformal heat spreader

UNIV CHINA AGRICULTURAL

Maize ZmHsf21 gene and use thereof

HUAWEI TECH CO LTD

Service rate adjustment method and apparatus

CHEN YANFENG

Damascene process using PVD sputter carbon film as CMP stop layer for forming a magnetic recording head

HANGZHOU GENEKINE BIOTECH CO LTD

Gene targeting method

YU CHENGTAO R

Touchdown sensor having a more stable crystal structure for use in hard disk drives