Inventor

YU JUAN

CN25 patents

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

YU JUAN

ZHANGZHOU PIEN TZE HUANG PHARM

Crystalline form and B crystalline form of pyrazine-2(1H)-ketone compound and preparation method thereof

Pyrazine-2(1H)-ketone compound preparation method

Crystal form of thieno[2,3-c]pyridazine-4(1H)-one compound, preparation method therefor and use thereof

Method for preparing pyrrolidinyl urea derivative

Preparation method for and crystal form of 3-aryloxy-3-five-membered heteroaryl-propylamine compound

Total flavonoid extract from Gynura formosana Kitam., preparation method thereof, and use of same in treating non-alcoholic fatty liver disease

Total flavonoid extract from Gynura formosana Kitam., preparation method thereof, and use of same in preparing drug or health product related to alcoholic fatty liver disease

Total flavonoids extract of Gynura formosana Kitam., preparation method therefor and use thereof for treating hyperuricemia

PANASONIC CORP

Method and system for scoring surveillance system footage

System architecture and process for seamless adaptation to context aware behavior models

System and method for high performance template driven metadata schema mapping and data storage for surveillance and sensor devices

Distributed meta data management middleware

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Web-content aware automatic call transfer system and process for mobile users and operators

Protocol independent communication system for mobile devices

Method for dynamic selection for secure and firewall friendly communication protocols between multiple distributed modules

Agent-based multimedia communication system that supports web telephony call model

BEIJING BOE DISPLAY TECH CO

Display panel with organic electroluminescent device layer and color switchable structure, display device and display method

Display substrate with uniform gate insulation structure

LEE KUO CHU

Predicting a future location of a moving object observed by a surveillance device

UNIV CHONGQING

Method and device for determining static equivalences of distribution networks

BRITISH COLUMBIA HYDRO AND POW

Method and system for real time identification of voltage stability via identification of weakest lines and buses contributing to power system collapse

BOE TECHNOLOGY GROUP CO LTD

Slit grating structure and display device

UNIV TSINGHUA

Lighting adjustment system and method

HE WENQING

Device and equipment for four-frequency transceiving of global system for mobile communication

STATE GRID QINGHAI ELECTRIC POWER RES INSTITUTE

Unit commitment method considering security region of wind turbine generator with frequency response control