Ho Yin Lee

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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

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