Cheng; Shih-An

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cheng; Shih-An.The latest application filed is for "system and method for secure messaging with network address translation firewall traversal".

Company Profile

0.7.10

Cheng; Shih-An - Fremont CA
Cheng; Shih-An - Cupertino CA
Cheng; Shih-An - Milpitas CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
System for management of equipment deployed behind firewalls Grant 7,492,764 - Cheng , et al. February 17, 2	2009-02-17
Firewall penetration system and method for real time media communications Grant 7,257,837 - Xu , et al. August 14, 2	2007-08-14
System and method for secure messaging with network address translation firewall traversal App 20060274899 - Zhu; Yuesheng ; et al.	2006-12-07
Real time streaming media communication system Grant 7,072,341 - Xu , et al. July 4, 2	2006-07-04
Method and system for connecting to a proxy server with the lowest workload through querying a load monitor Grant 7,065,043 - Wu , et al. June 20, 2	2006-06-20
Method and system for automatic proxy server workload shifting for load balancing Grant 7,050,424 - Cheng , et al. May 23, 2	2006-05-23
System and method for providing real time connectionless communication of media data through a firewall Grant 7,050,422 - Xu , et al. May 23, 2	2006-05-23
System for management of equipment deployed behind firewalls App 20060077988 - Cheng; Shih-An ; et al.	2006-04-13
System and method for determining a connectionless communication path for communicating audio data through an address and port translation device Grant 6,928,082 - Liu , et al. August 9, 2	2005-08-09
Firewall penetration system and method for real time media communications App 20050033985 - Xu, Chen ; et al.	2005-02-10
IP gateway for hybrid circuit switched and IP based mobile wireless telephone system App 20040240430 - Lin, Nan-Sheng ; et al.	2004-12-02
Method and system for a routing server for selecting a PSTN gateway App 20030131132 - Cheng, Shih-An ; et al.	2003-07-10
Method and system for automatic proxy server workload shifting for load balancing App 20030123432 - Cheng, Shih-An ; et al.	2003-07-03
Method and system for connecting to a proxy server with the lowest workload through querying a load monitor App 20030118011 - Wu, JianMin ; et al.	2003-06-26
System and method for determining a connectionless communication path for communicating audio data through an address and port translation device App 20020141384 - Liu, Fu-Hua ; et al.	2002-10-03
System and method for providing real time connectionless communication of media data through a firewall App 20020114322 - Xu, Charles ; et al.	2002-08-22
Real time streaming media communication system App 20020114333 - Xu, Charles ; et al.	2002-08-22

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