Cheng Lv

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Touch panel comprising piezoelectric power generating components, m...
- Patent number 10,664,079
- Issue date May 26, 2020
- BOE Technology Group Co., Ltd.
- Liangliang Jiang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Self-refresh display driving device, driving method and display device
- Patent number 10,546,548
- Issue date Jan 28, 2020
- BOE Technology Group Co., Ltd.
- Lv Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Finger pointing apparatus
- Patent number 8,373,656
- Issue date Feb 12, 2013
- Lenovo (Beijing) Limited
- Zifeng Hou
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR QUESTION-AND-ANSWER PROCESSING, ELECTRONIC DEVICE AND ST...
- Publication number 20250103824
- Publication date Mar 27, 2025
- BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.
- Aonan TAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTENT PROCESSING METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM
- Publication number 20250036707
- Publication date Jan 30, 2025
- BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.
- Man LIU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SELF-REFRESH DISPLAY DRIVING DEVICE, DRIVING METHOD AND DISPLAY DEVICE
- Publication number 20180308439
- Publication date Oct 25, 2018
- BOE TECHNOLOGY GROUP CO., LTD.
- Lv CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Touch Panel, Method for Manufacturing the Same and Touch Display Panel
- Publication number 20170220160
- Publication date Aug 3, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Liangliang Jiang
- B32 - LAYERED PRODUCTS
Information Patent Application
FINGER POINTING APPARATUS
- Publication number 20090046059
- Publication date Feb 19, 2009
- Lenovo (Beijing) Limited
- Zifeng Hou
- G06 - COMPUTING CALCULATING COUNTING