| 7958212 |
Updating presence information |
Leon Wong |
2011-06-07 |
| 7636753 |
Methods and systems for controlling access to presence information according to a variety of different access permission types |
Leon Wong, Sudhanshu Aggarwal |
2009-12-22 |
| 7444368 |
Methods and systems for selecting methodology for authenticating computer systems on a per computer system or per user basis |
Leon Wong, Sudhanshu Aggarwal, Jesse Vincent |
2008-10-28 |
| 6978293 |
Methods and systems for selecting criteria for a successful acknowledgement message in instant messaging |
Leon Wong, Sudhanshu Aggarwal |
2005-12-20 |
| 6839735 |
Methods and systems for controlling access to presence information according to a variety of different access permission types |
Leon Wong, Sudhanshu Aggarwal |
2005-01-04 |
| 6604133 |
Inter-enterprise messaging system using bridgehead servers |
Sudhanshu Aggarwal, Rajeev J. Surati, Leon C. W. Wong, Martin Calsyn |
2003-08-05 |
| 6415318 |
Inter-enterprise messaging system using bridgehead servers |
Sudhanshu Aggarwal, Rajeev J. Surati, Leon C. W. Wong, Martin Calsyn |
2002-07-02 |
| 6260148 |
Methods and systems for message forwarding and property notifications using electronic subscriptions |
Sudhanshu Aggarwal, Rajeev J. Surati, Leon C. W. Wong, Martin Calsyn |
2001-07-10 |
| 5943478 |
System for immediate popup messaging across the internet |
Sudhanshu Aggarwal, Kleanthes G. Koniaris, Rajeev J. Surati |
1999-08-24 |
