Jianfeng LIU

Person

Chengdu, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Soft-start circuit for power-up
- Patent number 12,003,170
- Issue date Jun 4, 2024
- FREMONT MICRO DEVICES CORPORATION
- Jianfeng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for calculating safe drilling fluid density in fractured for...
- Patent number 11,822,046
- Issue date Nov 21, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiangchao Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Chip, self-calibration circuit and method for chip parameter offset...
- Patent number 11,664,788
- Issue date May 30, 2023
- FREMONT MICRO DEVICES CORPORATION
- Jianfeng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Touch panel, fabricating method thereof and display device
- Patent number 11,500,490
- Issue date Nov 15, 2022
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Jianfeng Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Tempo-spatial evolution test system for rock breaking in deep and c...
- Patent number 11,415,557
- Issue date Aug 16, 2022
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic emission test equipment and analysis technology for rock b...
- Patent number 11,280,762
- Issue date Mar 22, 2022
- Sichuan University
- Huining Xu
- G01 - MEASURING TESTING
Information Patent Grant
Shift register unit and method for driving the same, gate driving c...
- Patent number 11,282,469
- Issue date Mar 22, 2022
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Loading platform for rock mechanics test
- Patent number 11,215,540
- Issue date Jan 4, 2022
- CHENGDU UNIVERISITY OF TECHNOLOGY
- Yufeng Wei
- G01 - MEASURING TESTING
Information Patent Grant
Monitoring system for deformations of gas storage
- Patent number 11,137,508
- Issue date Oct 5, 2021
- RESEARCH INSTITUTE OF PETROLEUM EXPLORATION & DEVELOPMENT, PETROCHINA COMPANY...
- Dewen Zheng
- G01 - MEASURING TESTING
Information Patent Grant
Fan-out structure and method for manufacturing the same, and displa...
- Patent number 11,018,163
- Issue date May 25, 2021
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Packet transmission
- Patent number 11,012,258
- Issue date May 18, 2021
- New H3C Technologies Co., Lid.
- Jianfeng Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bearing system for rock mechanics test under high temperature and h...
- Patent number 10,989,637
- Issue date Apr 27, 2021
- Sichuan University
- Jianfeng Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Microseismic monitoring system
- Patent number 10,976,454
- Issue date Apr 13, 2021
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Test system for microseismic test of rock mass fractures
- Patent number 10,976,455
- Issue date Apr 13, 2021
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic sensor for rock crack detection
- Patent number 10,976,456
- Issue date Apr 13, 2021
- RESEARCH INSTITUTE OF PETROLEUM EXPLORATION & DEVELOPMENT, PETROCHINA COMPANY...
- Tongshan Wang
- G01 - MEASURING TESTING
Information Patent Grant
Display panel, manufacturing method thereof and display device
- Patent number 10,964,907
- Issue date Mar 30, 2021
- BOE Technology Group Co., Ltd.
- Jianfeng Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rock damage acoustic monitoring system
- Patent number 10,955,574
- Issue date Mar 23, 2021
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Monitoring system for deformations and destructions of gas storage
- Patent number 10,935,678
- Issue date Mar 2, 2021
- RESEARCH INSTITUTE OF PETROLEUM EXPLORATION & DEVELOPMENT, PETROCHINA COMPANY...
- Dewen Zheng
- G01 - MEASURING TESTING
Information Patent Grant
Packet forwarding
- Patent number 10,924,299
- Issue date Feb 16, 2021
- NEW H3C TECHNOLOGIES CO., LTD.
- Jianfeng Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tank for substrate cleaning, tank heating apparatus, tank heating m...
- Patent number 10,864,556
- Issue date Dec 15, 2020
- BOE Technology Group Co., Ltd.
- Zhiguang Guo
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Acoustic emission monitoring and transmission system for engineerin...
- Patent number 10,823,706
- Issue date Nov 3, 2020
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Rock damage mechanics test system for high temperature and high pre...
- Patent number 10,823,653
- Issue date Nov 3, 2020
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Triaxial high temperature and high pressure rock mechanics load tes...
- Patent number 10,823,652
- Issue date Nov 3, 2020
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Rock mechanics experiment system for simulating deep-underground en...
- Patent number 10,801,934
- Issue date Oct 13, 2020
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic emission sensor
- Patent number 10,794,869
- Issue date Oct 6, 2020
- Sichuan University
- Jianfeng Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shift register unit, driving method thereof, gate driving circuit a...
- Patent number 10,714,204
- Issue date Jul 14, 2020
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Rock mechanics response test system for simulated complex deep eart...
- Patent number 10,704,998
- Issue date Jul 7, 2020
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for making underground reservoir
- Patent number 10,415,388
- Issue date Sep 17, 2019
- Sichuan University
- Jianfeng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Measurement method, electronic device, and measurement system
- Patent number 10,339,284
- Issue date Jul 2, 2019
- Huawei Technologies Co., Ltd.
- Jianfeng Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rock specimen and method for testing direct tensile strength of the...
- Patent number 10,048,178
- Issue date Aug 14, 2018
- Sichuan University
- Jianfeng Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
USER EQUIPMENT, ELECTRONIC DEVICE, WIRELESS COMMUNICATION METHOD AN...
- Publication number 20240323756
- Publication date Sep 26, 2024
- SONY GROUP CORPORATION
- Youping ZHAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ANTENNA SLOT STRUCTURE AND ELECTRONIC DEVICE
- Publication number 20240178570
- Publication date May 30, 2024
- Honor Device Co., Ltd.
- Jianfeng LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ROCK TENSILE DAMAGE TESTING SYSTEM COUPLED WITH COMPLEX LOADING CON...
- Publication number 20240068919
- Publication date Feb 29, 2024
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
SEEPAGE AND ACOUSTIC WAVE COUPLING SYSTEM FOR ROCK TENSILE TESTING
- Publication number 20240068991
- Publication date Feb 29, 2024
- Research Institute of Petroleum Exploration & Development, PetroChina Company...
- Mancang LIU
- G01 - MEASURING TESTING
Information Patent Application
COLLABORATIVE TESTING SYSTEM FOR ELASTIC WAVE AND TENSILE DAMAGE OF...
- Publication number 20240068917
- Publication date Feb 29, 2024
- Sichuan University
- Huining XU
- G01 - MEASURING TESTING
Information Patent Application
ELASTIC WAVE AND TENSILE DAMAGE TESTING SYSTEM OF ROCK COUPLED WITH...
- Publication number 20240068918
- Publication date Feb 29, 2024
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
SOFT-START CIRCUIT FOR POWER-UP
- Publication number 20230299663
- Publication date Sep 21, 2023
- Fremont Micro Devices Corporation
- Jianfeng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR CALCULATING SAFE DRILLING FLUID DENSITY IN FRACTURED FOR...
- Publication number 20230280493
- Publication date Sep 7, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Xiangchao Shi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image Management Method and Apparatus
- Publication number 20230261882
- Publication date Aug 17, 2023
- Huawei Technologies Co., Ltd
- Yu Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHIP, SELF-CALIBRATION CIRCUIT AND METHOD FOR CHIP PARAMETER OFFSET...
- Publication number 20220393670
- Publication date Dec 8, 2022
- Fremont Micro Devices Corporation
- Jianfeng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TOUCH PANEL, FABRICATING METHOD THEREOF AND DISPLAY DEVICE
- Publication number 20210365169
- Publication date Nov 25, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Jianfeng LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SHIFT REGISTER UNIT AND METHOD FOR DRIVING THE SAME, GATE DRIVING C...
- Publication number 20210142752
- Publication date May 13, 2021
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze Li
- G11 - INFORMATION STORAGE
Information Patent Application
FAN-OUT STRUCTURE AND METHOD FOR MANUFACTURING THE SAME, AND DISPLA...
- Publication number 20200411568
- Publication date Dec 31, 2020
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PACKET TRANSMISSION
- Publication number 20200328914
- Publication date Oct 15, 2020
- NEW H3C TECHNOLOGIES CO., LTD.
- Jianfeng LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SHIFT REGISTER UNIT, DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT A...
- Publication number 20200251172
- Publication date Aug 6, 2020
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Yunze LI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ACOUSTIC EMISSION TEST EQUIPMENT AND ANALYSIS TECHNOLOGY FOR ROCK B...
- Publication number 20200232950
- Publication date Jul 23, 2020
- Sichuan University
- Huining XU
- G01 - MEASURING TESTING
Information Patent Application
TEMPO-SPATIAL EVOLUTION TEST SYSTEM FOR ROCK BREAKING IN DEEP AND C...
- Publication number 20200217821
- Publication date Jul 9, 2020
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
Rock Damage mechanics test system for high temperature and high pre...
- Publication number 20190331569
- Publication date Oct 31, 2019
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
Rock Mechanics Response Test System for Simulated Complex Deep Eart...
- Publication number 20190331570
- Publication date Oct 31, 2019
- Sichuan University
- Jianfeng LIU
- G05 - CONTROLLING REGULATING
Information Patent Application
Bearing System for Rock Mechanics Test under High Temperature and H...
- Publication number 20190331566
- Publication date Oct 31, 2019
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
Triaxial high temperature and high pressure rock mechanics load tes...
- Publication number 20190331568
- Publication date Oct 31, 2019
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
Loading Platform for Rock Mechanics Test
- Publication number 20190331567
- Publication date Oct 31, 2019
- Chengdu University of Technology
- Yufeng WEI
- G01 - MEASURING TESTING
Information Patent Application
PACKET FORWARDING
- Publication number 20190305985
- Publication date Oct 3, 2019
- NEW H3C TECHNOLOGIES CO., LTD.
- Jianfeng LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISPLAY PANEL, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE
- Publication number 20190267568
- Publication date Aug 29, 2019
- BOE TECHNOLOGY GROUP CO., LTD.
- Jianfeng LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MONITORING SYSTEM FOR DEFORMATIONS OF GAS STORAGE
- Publication number 20190011581
- Publication date Jan 10, 2019
- Research Institute of Petroleum Exploration & Development, PetroChina Company...
- Dewen ZHENG
- G01 - MEASURING TESTING
Information Patent Application
ACOUSTIC EMISSION MONITORING AND TRANSMISSION SYSTEM FOR ENGINEERIN...
- Publication number 20180372689
- Publication date Dec 27, 2018
- Sichuan University
- Jianfeng LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
MONITORING SYSTEM FOR DEFORMATIONS AND DESTRUCTIONS OF GAS STORAGE
- Publication number 20180372892
- Publication date Dec 27, 2018
- Research Institute of Petroleum Exploration & Development, PetroChina Company...
- Dewen ZHENG
- G01 - MEASURING TESTING
Information Patent Application
Acoustic emission sensor
- Publication number 20180372690
- Publication date Dec 27, 2018
- Sichuan University
- Jianfeng LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK DAMAGE ACOUSTIC MONITORING SYSTEM
- Publication number 20180372893
- Publication date Dec 27, 2018
- Sichuan University
- Jianfeng LIU
- G01 - MEASURING TESTING
Information Patent Application
Acoustic sensor for rock crack detection
- Publication number 20180372894
- Publication date Dec 27, 2018
- Research Institute of Petroleum Exploration & Development, PetroChina Company...
- Tongshan WANG
- G01 - MEASURING TESTING

Jianfeng LIU

Person

Patents Grantslast 30 patents

Soft-start circuit for power-up

Method for calculating safe drilling fluid density in fractured for...

Chip, self-calibration circuit and method for chip parameter offset...

Touch panel, fabricating method thereof and display device

Tempo-spatial evolution test system for rock breaking in deep and c...

Acoustic emission test equipment and analysis technology for rock b...

Shift register unit and method for driving the same, gate driving c...

Loading platform for rock mechanics test

Monitoring system for deformations of gas storage

Fan-out structure and method for manufacturing the same, and displa...

Packet transmission

Bearing system for rock mechanics test under high temperature and h...

Microseismic monitoring system

Test system for microseismic test of rock mass fractures

Acoustic sensor for rock crack detection

Display panel, manufacturing method thereof and display device

Rock damage acoustic monitoring system

Monitoring system for deformations and destructions of gas storage

Packet forwarding

Tank for substrate cleaning, tank heating apparatus, tank heating m...

Acoustic emission monitoring and transmission system for engineerin...

Rock damage mechanics test system for high temperature and high pre...

Triaxial high temperature and high pressure rock mechanics load tes...

Rock mechanics experiment system for simulating deep-underground en...

Acoustic emission sensor

Shift register unit, driving method thereof, gate driving circuit a...

Rock mechanics response test system for simulated complex deep eart...

Apparatus for making underground reservoir

Measurement method, electronic device, and measurement system

Rock specimen and method for testing direct tensile strength of the...

Patents Applicationslast 30 patents

USER EQUIPMENT, ELECTRONIC DEVICE, WIRELESS COMMUNICATION METHOD AN...

ANTENNA SLOT STRUCTURE AND ELECTRONIC DEVICE

ROCK TENSILE DAMAGE TESTING SYSTEM COUPLED WITH COMPLEX LOADING CON...

SEEPAGE AND ACOUSTIC WAVE COUPLING SYSTEM FOR ROCK TENSILE TESTING

COLLABORATIVE TESTING SYSTEM FOR ELASTIC WAVE AND TENSILE DAMAGE OF...

ELASTIC WAVE AND TENSILE DAMAGE TESTING SYSTEM OF ROCK COUPLED WITH...

SOFT-START CIRCUIT FOR POWER-UP

METHOD FOR CALCULATING SAFE DRILLING FLUID DENSITY IN FRACTURED FOR...

Image Management Method and Apparatus

CHIP, SELF-CALIBRATION CIRCUIT AND METHOD FOR CHIP PARAMETER OFFSET...

TOUCH PANEL, FABRICATING METHOD THEREOF AND DISPLAY DEVICE

SHIFT REGISTER UNIT AND METHOD FOR DRIVING THE SAME, GATE DRIVING C...

FAN-OUT STRUCTURE AND METHOD FOR MANUFACTURING THE SAME, AND DISPLA...

PACKET TRANSMISSION

SHIFT REGISTER UNIT, DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT A...

ACOUSTIC EMISSION TEST EQUIPMENT AND ANALYSIS TECHNOLOGY FOR ROCK B...

TEMPO-SPATIAL EVOLUTION TEST SYSTEM FOR ROCK BREAKING IN DEEP AND C...

Rock Damage mechanics test system for high temperature and high pre...

Rock Mechanics Response Test System for Simulated Complex Deep Eart...

Bearing System for Rock Mechanics Test under High Temperature and H...

Triaxial high temperature and high pressure rock mechanics load tes...

Loading Platform for Rock Mechanics Test

PACKET FORWARDING

DISPLAY PANEL, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE

MONITORING SYSTEM FOR DEFORMATIONS OF GAS STORAGE

ACOUSTIC EMISSION MONITORING AND TRANSMISSION SYSTEM FOR ENGINEERIN...

MONITORING SYSTEM FOR DEFORMATIONS AND DESTRUCTIONS OF GAS STORAGE

Acoustic emission sensor

ROCK DAMAGE ACOUSTIC MONITORING SYSTEM

Acoustic sensor for rock crack detection