Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7859993 | Two-phase fast reroute with optimized traffic engineering | Gagan Choudhury, Robert Duncan Doverspike, Guangzhi Li | 2010-12-28 |
| 7805075 | Methods of restoration in an ultra-long haul optical network | John Lester Strand, Robert William Tkach | 2010-09-28 |
| 7778182 | Method and apparatus for communications traffic engineering | Seyhan Civanlar, Leonard L. Lu, Zhuangbo Tang | 2010-08-17 |
| 7769296 | Arrangement for reducing multiplexing and demultiplexing cost in ultra long haul (ULH) all-optical networks by minimizing number of required mux/demux groups | Dah-Min David Hwang, Guangzhi Li | 2010-08-03 |
| 7593637 | Optical transport system architecture for remote terminal connectivity | Michael Eiselt, Jay Wiesenfeld, Lara Denise Garrett, Mark Shtaif | 2009-09-22 |
| 7551816 | Arrangement for low cost path protection for optical communications networks | Martin Birk, John Lester Strand | 2009-06-23 |
| 7526198 | Methods of restoration in an ultra-long haul optical network | John Lester Strand, Robert William Tkach | 2009-04-28 |
| 7389018 | Arrangement for low cost path protection for optical communications networks | Martin Birk, John Lester Strand | 2008-06-17 |
| 7230924 | Method and apparatus for communications traffic engineering | Seyhan Civanlar, Leonard L. Lu, Zhuangbo Tang | 2007-06-12 |
| 7228027 | Arrangement for low cost path protection for optical communications networks | Martin Birk, John Lester Strand | 2007-06-05 |
| 7171070 | Arrangement for low cost path protection for optical communications networks | Martin Birk, John Lester Strand | 2007-01-30 |
| 6999420 | Method and apparatus for an architecture and design of internet protocol quality of service provisioning | Seyhan Civanlar, Albert Greenberg, Zhuangbo Tang | 2006-02-14 |
| 6973033 | Method and apparatus for provisioning and monitoring internet protocol quality of service | Seyhan Civanlar, Albert Greenberg, Zhuangbo Tang | 2005-12-06 |
| 6744767 | Method and apparatus for provisioning and monitoring internet protocol quality of service | Seyhan Civanlar, Albert Greenberg, Zhuangbo Tang | 2004-06-01 |
| 6385170 | Method and system for dynamically triggering flow-based quality of service shortcuts through a router | Xiaowen Mang | 2002-05-07 |