Weichen Liu

Person

Guangdon, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Access request response method, consumable chip, and storage medium
- Patent number 12,050,822
- Issue date Jul 30, 2024
- GEEHY MICROELECTRONICS INC.
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Toner cartridge
- Patent number 11,914,309
- Issue date Feb 27, 2024
- GEEHY MICROELECTRONICS INC.
- Weichen Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Nozzle ink cartridge, circuit substrate, and nozzle ink cartridge a...
- Patent number 11,890,874
- Issue date Feb 6, 2024
- GEEHY MICROELECTRONICS INC.
- Weichen Liu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Remanufactured ink cartridge and electronic patch
- Patent number 11,607,889
- Issue date Mar 21, 2023
- GEEHY MICROELECTRONICS INC.
- Tao Gao
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink cartridge, ink cartridge chip, and short-circuit detection meth...
- Patent number 10,682,860
- Issue date Jun 16, 2020
- APEX MICROELECTRONICS CO., LTD.
- Zuo Wang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for recording chip usage state information, chip of imaging...
- Patent number 10,585,633
- Issue date Mar 10, 2020
- Apex Microelectronics Company Limited
- Weichen Liu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for recording chip usage state information, chip of imaging...
- Patent number 10,162,582
- Issue date Dec 25, 2018
- Apex Microelectronics Company Limited
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink cartridge, ink cartridge chip, and short-circuit detection meth...
- Patent number 10,155,393
- Issue date Dec 18, 2018
- APEX MICROELECTRONICS CO., LTD.
- Zuo Wang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for controlling light emission of ink cartridge, and ink car...
- Patent number 9,796,187
- Issue date Oct 24, 2017
- Zhuhai Ninestar Management Co., Ltd.
- Lei Qin
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for recording chip usage state information, chip of imaging...
- Patent number 9,753,680
- Issue date Sep 5, 2017
- Apex Microelectronics Company Limited
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system and memory chip for generating checkout value
- Patent number 9,724,928
- Issue date Aug 8, 2017
- Apex Microelectronics Co., Ltd.
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink cartridge, ink cartridge chip, and short-circuit detection meth...
- Patent number 9,688,075
- Issue date Jun 27, 2017
- APEX MICROELECTRONICS CO., LTD.
- Zuo Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for controlling light emission of ink cartridge
- Patent number 9,446,598
- Issue date Sep 20, 2016
- Zhuhai Ninestar Management Co., Ltd.
- Lei Qin
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for controlling ink cartridge chip, ink cartridge chip and i...
- Patent number 9,108,419
- Issue date Aug 18, 2015
- Apex Microelectronics Company Limited
- Hao Chen
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
CHIP, CONSUMABLE CARTRIDGE, AND DATA TRANSMISSION METHOD
- Publication number 20240176582
- Publication date May 30, 2024
- Geehy Microelectronics Inc.
- Weichen LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROCESS CARTRIDGE
- Publication number 20230350341
- Publication date Nov 2, 2023
- NINESTAR CORPORATION
- Qin LUO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE
- Publication number 20230176498
- Publication date Jun 8, 2023
- Geehy Microelectronics Inc.
- Weichen LIU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONSUMABLE CHIP AND CONSUMABLE CHIP RESPONSE METHOD, CONSUMABLE CAR...
- Publication number 20230135115
- Publication date May 4, 2023
- Geehy Microelectronics Inc.
- Weichen LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACCESS REQUEST RESPONSE METHOD, CONSUMABLE CHIP, AND STORAGE MEDIUM
- Publication number 20230135584
- Publication date May 4, 2023
- Geehy Microelectronics Inc.
- Weichen LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PACKAGING PART, PACKAGING ASSEMBLY, AND CHIP READ WRITE METHOD USIN...
- Publication number 20230014845
- Publication date Jan 19, 2023
- NINESTAR CORPORATION
- Xiaoqin WU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
NOZZLE INK CARTRIDGE, CIRCUIT SUBSTRATE, AND NOZZLE INK CARTRIDGE A...
- Publication number 20220184964
- Publication date Jun 16, 2022
- APEX MICROELECTRONICS CO., LTD
- Weichen LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
REMANUFACTURED INK CARTRIDGE AND ELECTRONIC PATCH
- Publication number 20210187960
- Publication date Jun 24, 2021
- APEX MICROELECTRONICS CO.,LTD
- Tao GAO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DATA PROCESSING METHOD, AND CARTRIDGE CHIP USING THEMETHOD
- Publication number 20210149802
- Publication date May 20, 2021
- APEX MICROELECTRONICS CO.,LTD
- Weichen LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...
- Publication number 20190079712
- Publication date Mar 14, 2019
- APEX MICROELECTRONICS COMPANY LIMITED
- WEICHEN LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...
- Publication number 20190070859
- Publication date Mar 7, 2019
- APEX MICROELECTRONICS CO., LTD
- Zuo WANG
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF TRANSMITTING PARAMETER OF STORAGE CHIP OF IMAGING CARTRID...
- Publication number 20190073572
- Publication date Mar 7, 2019
- APEX MICROELECTRONICS CO., LTD
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE MEDIUM, DATA PROCESSING METHOD, AND CARTRIDGE CHIP USING TH...
- Publication number 20180357168
- Publication date Dec 13, 2018
- APEX MICROELECTRONICS CO.,LTD
- Weichen LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...
- Publication number 20170329561
- Publication date Nov 16, 2017
- APEX MICROELECTRONICS COMPANY LIMITED
- WEICHEN LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...
- Publication number 20170259577
- Publication date Sep 14, 2017
- APEX MICROELECTRONICS CO.,LTD
- ZUO WANG
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR CONTROLLING LIGHT EMISSION OF INK CARTRIDGE, AND INK CAR...
- Publication number 20160375692
- Publication date Dec 29, 2016
- ZHUHAI NINESTAR MANAGEMENT CO., LTD.
- LEI QIN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...
- Publication number 20160288513
- Publication date Oct 6, 2016
- APEX MICROELECTRONICS CO.,LTD
- ZUO WANG
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...
- Publication number 20160170693
- Publication date Jun 16, 2016
- APEX MICROELECTRONICS COMPANY LIMITED
- WEICHEN LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD, SYSTEM AND MEMORY CHIP FOR GENERATING CHECKOUT VALUE
- Publication number 20150324668
- Publication date Nov 12, 2015
- APEX MICROELECTRONICS CO., LTD
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR CONTROLLING LIGHT EMISSION OF INK CARTRIDGE
- Publication number 20150290947
- Publication date Oct 15, 2015
- ZHUHAI NINESTAR MANAGEMENT CO., LTD.
- LEI QIN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF TRANSMITTING PARAMETER OF STORAGE CHIP OF IMAGING CARTRID...
- Publication number 20150206039
- Publication date Jul 23, 2015
- Apex Microelectronics Co., Ltd.
- Weichen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...
- Publication number 20140355040
- Publication date Dec 4, 2014
- WEICHEN LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR CONTROLLING INK CARTRIDGE CHIP, INK CARTRIDGE CHIP AND I...
- Publication number 20140139584
- Publication date May 22, 2014
- Apex Microelectronics Company Limited
- HAO CHEN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Weichen Liu

Person

Patents Grantslast 30 patents

Access request response method, consumable chip, and storage medium

Toner cartridge

Nozzle ink cartridge, circuit substrate, and nozzle ink cartridge a...

Remanufactured ink cartridge and electronic patch

Ink cartridge, ink cartridge chip, and short-circuit detection meth...

Method for recording chip usage state information, chip of imaging...

Method for recording chip usage state information, chip of imaging...

Ink cartridge, ink cartridge chip, and short-circuit detection meth...

Method for controlling light emission of ink cartridge, and ink car...

Method for recording chip usage state information, chip of imaging...

Method, system and memory chip for generating checkout value

Ink cartridge, ink cartridge chip, and short-circuit detection meth...

Method and apparatus for controlling light emission of ink cartridge

Method for controlling ink cartridge chip, ink cartridge chip and i...

Patents Applicationslast 30 patents

CHIP, CONSUMABLE CARTRIDGE, AND DATA TRANSMISSION METHOD

PROCESS CARTRIDGE

TONER CARTRIDGE

CONSUMABLE CHIP AND CONSUMABLE CHIP RESPONSE METHOD, CONSUMABLE CAR...

ACCESS REQUEST RESPONSE METHOD, CONSUMABLE CHIP, AND STORAGE MEDIUM

PACKAGING PART, PACKAGING ASSEMBLY, AND CHIP READ WRITE METHOD USIN...

NOZZLE INK CARTRIDGE, CIRCUIT SUBSTRATE, AND NOZZLE INK CARTRIDGE A...

REMANUFACTURED INK CARTRIDGE AND ELECTRONIC PATCH

DATA PROCESSING METHOD, AND CARTRIDGE CHIP USING THEMETHOD

METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...

INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...

METHOD OF TRANSMITTING PARAMETER OF STORAGE CHIP OF IMAGING CARTRID...

STORAGE MEDIUM, DATA PROCESSING METHOD, AND CARTRIDGE CHIP USING TH...

METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...

INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...

METHOD FOR CONTROLLING LIGHT EMISSION OF INK CARTRIDGE, AND INK CAR...

INK CARTRIDGE, INK CARTRIDGE CHIP, AND SHORT-CIRCUIT DETECTION METH...

METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...

METHOD, SYSTEM AND MEMORY CHIP FOR GENERATING CHECKOUT VALUE

METHOD AND APPARATUS FOR CONTROLLING LIGHT EMISSION OF INK CARTRIDGE

METHOD OF TRANSMITTING PARAMETER OF STORAGE CHIP OF IMAGING CARTRID...

METHOD FOR RECORDING CHIP USAGE STATE INFORMATION, CHIP OF IMAGING...

METHOD FOR CONTROLLING INK CARTRIDGE CHIP, INK CARTRIDGE CHIP AND I...