How many patents does
Nortel Networks have?
patents
6,944
families
1,305
granted
2,544
applications
4,400
US
3,102
EP
1,106
CN
689
KR
486
WO
403
JP
201
GB
48
RoW
909
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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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patents
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patent families
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Nortel Networks
Top ten assignees appearing on patents
2009 - 2018
| nortel networks | 3528 |
| apple | 1093 |
| rockstar consortium us | 391 |
| rockstar bidco | 378 |
| blackberry | 193 |
| avaya | 140 |
| ciena corporation | 101 |
| rim (research in motion) | 87 |
| microsoft corporation | 79 |
| rpx clearinghouse | 64 |
Nortel Networks
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| system access and synchronization methods for mimo ofdm communications systems and physi… 🛈 | 55 | 2001 |
| method and system for combining ofdm and transformed ofdm | 52 | 2005 |
| including feedback information regarding an individual subband of a wireless channel | 43 | 2008 |
| methods for control signaling for wireless systems | 42 | 2008 |
| methods and systems for harq protocols | 42 | 2008 |
| scattered pilot pattern and channel estimation method for mimo-ofdm systems | 38 | 2001 |
| improved performance for a multiple antenna beamforming cellular network | 38 | 2008 |
| ubiquitous access to femto-connected network | 36 | 2008 |
| adaptive two-dimensional channel interpolation | 34 | 2005 |
| automatic mep provisioning in a link state controlled ethernet network | 33 | 2007 |