Yuanzhi Li

Person

Guangdong, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic roller device and rotation information calculating method...
- Patent number 11,714,099
- Issue date Aug 1, 2023
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic roller damping device and implementing method thereof
- Patent number 11,573,650
- Issue date Feb 7, 2023
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Three-in-one multimedia cable and electronic drawing board system
- Patent number 11,360,922
- Issue date Jun 14, 2022
- HANVON UGEE TECHNOLOGY CO., LTD.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electromagnetic fountain pen
- Patent number 11,360,583
- Issue date Jun 14, 2022
- HANVON UGEE TECHNOLOGY CO., LTD.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Passive electromagnetic fountain pen
- Patent number 11,287,906
- Issue date Mar 29, 2022
- HANVON UGEE TECHNOLOGY CO., LTD.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Passive electromagnelic pen
- Patent number 11,256,344
- Issue date Feb 22, 2022
- HANVON UGEE TECHNOLOGY CO., LTD.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ELECTROMAGNETIC PEN
- Publication number 20220035463
- Publication date Feb 3, 2022
- HANVON UGEE TECHNOLOGY CO., LTD.
- Yuanzhi LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTROMAGNETIC FOUNTAIN PEN
- Publication number 20210349557
- Publication date Nov 11, 2021
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PASSIVE ELECTROMAGNETIC FOUNTAIN PEN
- Publication number 20210318765
- Publication date Oct 14, 2021
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PASSIVE ELECTROMAGNETIC PEN
- Publication number 20210311572
- Publication date Oct 7, 2021
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
THREE-IN-ONE MULTIMEDIA CABLE AND ELECTRONIC DRAWING BOARD SYSTEM
- Publication number 20210165755
- Publication date Jun 3, 2021
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC ROLLER DAMPING DEVICE AND IMPLEMENTING METHOD THEREOF
- Publication number 20210041962
- Publication date Feb 11, 2021
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC ROLLER DEVICE AND ROTATION INFORMATION CALCULATING METHOD...
- Publication number 20200355720
- Publication date Nov 12, 2020
- Hanvon Ugee Technology Co., Ltd.
- Yuanzhi Li
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Magnetic roller device and rotation information calculating method...

Magnetic roller damping device and implementing method thereof

Three-in-one multimedia cable and electronic drawing board system

Electromagnetic fountain pen

Passive electromagnetic fountain pen

Passive electromagnelic pen

Patents Applicationslast 30 patents

ELECTROMAGNETIC PEN

ELECTROMAGNETIC FOUNTAIN PEN

PASSIVE ELECTROMAGNETIC FOUNTAIN PEN

PASSIVE ELECTROMAGNETIC PEN

THREE-IN-ONE MULTIMEDIA CABLE AND ELECTRONIC DRAWING BOARD SYSTEM

MAGNETIC ROLLER DAMPING DEVICE AND IMPLEMENTING METHOD THEREOF

MAGNETIC ROLLER DEVICE AND ROTATION INFORMATION CALCULATING METHOD...