How many patents does
Tellabs Operations have?
patents
503
families
205
granted
245
applications
258
US
406
EP
38
WO
25
JP
1
GB
1
RoW
32
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Tellabs Operations
Top ten assignees appearing on patents
2009 - 2018
| tellabs operations | 421 |
| coriant operations | 36 |
| tellabs san jose | 9 |
| wichorus | 7 |
| vivace networks | 6 |
| tellabs denmark | 3 |
| tellabs | 2 |
| tellab operations | 1 |
| leung, dion | 1 |
| tellabs operatons | 1 |
2009
| tellabs operations | 64 |
| tellab operations | 1 |
| leung, dion | 1 |
| wichorus | 1 |
2018
| coriant operations | 13 |
| tellabs operations | 6 |
Tellabs Operations
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method and system for multi-layer network routing | 14 | 2002 |
| apparatus and methods for establishing virtual private networks in a broadband network | 13 | 2001 |
| apparatus and method for clock synchronization in a multi-point ofdm/dmt digital communi… 🛈 | 11 | 1996 |
| constructing large wavelength selective switches using parallelism | 11 | 2008 |
| filter for impulse response shortening, with addition spectral constraints, for multicar… 🛈 | 11 | 1998 |
| reverse notification tree for data networks | 9 | 1999 |
| method and apparatus to estimate relative base station and subscriber terminal locations… 🛈 | 6 | 2005 |
| methods and apparatus for providing configuration discovery using intra-nodal test chann… 🛈 | 6 | 2014 |
| optical channel intelligently shared protection ring | 6 | 2005 |
| methods and apparatus for performing directionless and contentionless wavelength additio… 🛈 | 6 | 2009 |