Haifang Tan

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display control method and electronic device
- Patent number 9,934,735
- Issue date Apr 3, 2018
- BEIJING LENOVO SOFTWARE LTD.
- Binbin Wei
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and device for controlling a dual-processor switch, and term...
- Patent number 8,886,968
- Issue date Nov 11, 2014
- Lenovo (Beijing) Co., Ltd.
- Hao Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DEVICE CONTROL METHOD AND ELECTRONIC DEVICE
- Publication number 20240319792
- Publication date Sep 26, 2024
- Lenovo (Beijing) Limited
- Meng WU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Display Control Method And Electronic Device
- Publication number 20140132486
- Publication date May 15, 2014
- LENOVO (BEIJING) CO., LTD.
- Binbin Wei
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method, Device and Terminal for Controlling Dual-Processor Switch
- Publication number 20120054508
- Publication date Mar 1, 2012
- LENOVO (BEIJING) CO., LTD.
- Hao Chen
- G06 - COMPUTING CALCULATING COUNTING