Jianhua Liu

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Anti-loosening screw pair and anti-loosening screw component
- Patent number 11,795,990
- Issue date Oct 24, 2023
- BEIJING INSTITUTE OF TECHNOLOGY
- Xiaoyu Ding
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Anti-loosening screw pair and anti-loosening screw component
- Patent number 11,268,564
- Issue date Mar 8, 2022
- BEIJING INSTITUTE OF TECHNOLOGY
- Xiaoyu Ding
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for simulating posture of flexible cable based...
- Patent number 10,685,151
- Issue date Jun 16, 2020
- BEIJING INSTITUTE OF TECHNOLOGY
- Jianhua Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Resistivity measurement while drilling device and method
- Patent number 10,571,596
- Issue date Feb 25, 2020
- China Petroleum and Chemical Corporation
- Yijin Zeng
- G01 - MEASURING TESTING
Information Patent Grant
Dopant gas generating device
- Patent number 8,640,727
- Issue date Feb 4, 2014
- Nuctech Company Limited
- Zhongxia Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Hand-held sampling device preventing deformation of sampling wipe a...
- Patent number 8,141,441
- Issue date Mar 27, 2012
- Nuctech Company Limited
- Yangtian Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Wipe sampling assembly
- Patent number 8,042,414
- Issue date Oct 25, 2011
- Nuctech Company Limited
- Hua Peng
- G01 - MEASURING TESTING
Information Patent Grant
Hand-held swipe sampling device with sampling swab storage and cutter
- Patent number 7,958,792
- Issue date Jun 14, 2011
- Nuctech Company Limited
- Hua Peng
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ANTI-LOOSENING SCREW PAIR AND ANTI-LOOSENING SCREW COMPONENT
- Publication number 20220145927
- Publication date May 12, 2022
- Beijing Institute of Technology
- XIAOYU DING
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ANTI-LOOSENING SCREW PAIR AND ANTI-LOOSENING SCREW COMPONENT
- Publication number 20210190127
- Publication date Jun 24, 2021
- Beijing Institute of Technology
- XIAOYU DING
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
RESISTIVITY MEASUREMENT WHILE DRILLING DEVICE AND METHOD
- Publication number 20180045847
- Publication date Feb 15, 2018
- China Petroleum and Chemical Corporation
- Yijin ZENG
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND DEVICE FOR AUTOMATICALLY ROUTING MULTI-BRANCH CABLE
- Publication number 20170193133
- Publication date Jul 6, 2017
- Beijing Institute of Technology
- Jianhua Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND DEVICE FOR AUTOMATICALLY ROUTING MULTI-BRANCH CABLE
- Publication number 20170193134
- Publication date Jul 6, 2017
- Beijing Institute of Technology
- Jianhua Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR SIMULATING POSTURE OF FLEXIBLE CABLE BASED...
- Publication number 20170124230
- Publication date May 4, 2017
- Beijing Institute of Technology
- Jianhua Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ROTATABLE SAMPLE INTRODUCING DEVICE
- Publication number 20160187242
- Publication date Jun 30, 2016
- Nuctech Company Limited
- Hua PENG
- G01 - MEASURING TESTING
Information Patent Application
DOPANT GAS GENERATING DEVICE
- Publication number 20110114210
- Publication date May 19, 2011
- Zhongxia Zhang
- G01 - MEASURING TESTING
Information Patent Application
Hand-Held Swipe Sampling Device
- Publication number 20090266181
- Publication date Oct 29, 2009
- Nuctech Company Limited
- Hua Peng
- G01 - MEASURING TESTING
Information Patent Application
WIPE SAMPLING ASSEMBLY
- Publication number 20090165577
- Publication date Jul 2, 2009
- Hua PENG
- G01 - MEASURING TESTING
Information Patent Application
Hand-held sampling device preventing deformation of sampling wipe a...
- Publication number 20090078063
- Publication date Mar 26, 2009
- Yangtian Zhang
- G01 - MEASURING TESTING

Jianhua Liu

Person

Patents Grantslast 30 patents

Anti-loosening screw pair and anti-loosening screw component

Anti-loosening screw pair and anti-loosening screw component

Method and apparatus for simulating posture of flexible cable based...

Resistivity measurement while drilling device and method

Dopant gas generating device

Hand-held sampling device preventing deformation of sampling wipe a...

Wipe sampling assembly

Hand-held swipe sampling device with sampling swab storage and cutter

Patents Applicationslast 30 patents

ANTI-LOOSENING SCREW PAIR AND ANTI-LOOSENING SCREW COMPONENT

ANTI-LOOSENING SCREW PAIR AND ANTI-LOOSENING SCREW COMPONENT

RESISTIVITY MEASUREMENT WHILE DRILLING DEVICE AND METHOD

METHOD AND DEVICE FOR AUTOMATICALLY ROUTING MULTI-BRANCH CABLE

METHOD AND DEVICE FOR AUTOMATICALLY ROUTING MULTI-BRANCH CABLE

METHOD AND APPARATUS FOR SIMULATING POSTURE OF FLEXIBLE CABLE BASED...

ROTATABLE SAMPLE INTRODUCING DEVICE

DOPANT GAS GENERATING DEVICE

Hand-Held Swipe Sampling Device

WIPE SAMPLING ASSEMBLY

Hand-held sampling device preventing deformation of sampling wipe a...