Zhifeng Wang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
WiFi proximity messaging
- Patent number 9,607,320
- Issue date Mar 28, 2017
- Microsoft Technology Licensing, LLC
- Jun Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
WiFi proximity messaging
- Patent number 8,838,706
- Issue date Sep 16, 2014
- Microsoft Corporation
- Jun Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Passive interface and software configuration for portable devices
- Patent number 8,165,633
- Issue date Apr 24, 2012
- Microsoft Corporation
- Eric Chang
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
2G3G4G Speech Quality Fault Four-Domain Six-Dimension Intelligent D...
- Publication number 20200220918
- Publication date Jul 9, 2020
- Beijing Zhongchuang Telecom Test Co., Ltd
- Zhifeng WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Calibrating Positioning Fingerprint Database by Utilizin...
- Publication number 20200221327
- Publication date Jul 9, 2020
- Beijing Zhongchuang Telecom Test Co., Ltd
- Zhifeng Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
WiFi Proximity Messaging
- Publication number 20150006293
- Publication date Jan 1, 2015
- Microsoft Corporation
- Jun Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROBE RESPONSE SUPPORTED WIRELESS AUTOCONNECTION
- Publication number 20120311328
- Publication date Dec 6, 2012
- Microsoft Corporation
- Zhifeng Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WiFi Proximity Messaging
- Publication number 20110320539
- Publication date Dec 29, 2011
- Microsoft Corporation
- Jun Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PASSIVE INTERFACE AND SOFTWARE CONFIGURATION FOR PORTABLE DEVICES
- Publication number 20090023395
- Publication date Jan 22, 2009
- Microsoft Corporation
- Eric Chang
- G06 - COMPUTING CALCULATING COUNTING