Ka Chun Wong

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Allow hidden and silent observers in a group conversation
- Patent number 9,948,581
- Issue date Apr 17, 2018
- International Business Machines Corporation
- Ho Yin Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Allow hidden and silent observers in a group conversation
- Patent number 9,912,618
- Issue date Mar 6, 2018
- International Business Machines Corporation
- Ho Yin Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for generating a user profile based customized...
- Patent number 9,191,720
- Issue date Nov 17, 2015
- Rovi Guides, Inc.
- Ka Chun Wong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for generating a user profile based customized...
- Patent number 8,713,606
- Issue date Apr 29, 2014
- United Video Properties, Inc.
- Ka Chun Wong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ALLOW HIDDEN AND SILENT OBSERVERS IN A GROUP CONVERSATION
- Publication number 20160269452
- Publication date Sep 15, 2016
- International Business Machines Corporation
- Ho Yin Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ALLOW HIDDEN AND SILENT OBSERVERS IN A GROUP CONVERSATION
- Publication number 20160269331
- Publication date Sep 15, 2016
- International Business Machines Corporation
- Ho Yin Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR GENERATING A USER PROFILE BASED CUSTOMIZED...
- Publication number 20140201780
- Publication date Jul 17, 2014
- UNITED VIDEO PROPERTIES, INC.
- Ka Chun Wong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR GENERATING A USER PROFILE BASED CUSTOMIZED...
- Publication number 20130305287
- Publication date Nov 14, 2013
- UNITED VIDEO PROPERTIES, INC.
- Ka Chun Wong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electrical device with a water-tight housing and method of making same
- Publication number 20040075989
- Publication date Apr 22, 2004
- Ka Chai Wong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL