H04J 14/0284
Wdm mesh architectures
Official title: {WDM mesh architectures}
H04J14/0284 (Wdm mesh architectures) appears on 630 US grants and 595 published applications in this corpus.
Search patents in H04J- Granted patents
- 630
- Published applications
- 595
- Assignees
- 189
- Inventors
- 1,204
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 16 | 0 |
| 2001 | 16 | 11 |
| 2002 | 12 | 54 |
| 2003 | 31 | 62 |
| 2004 | 37 | 67 |
| 2005 | 26 | 48 |
| 2006 | 42 | 33 |
| 2007 | 41 | 35 |
| 2008 | 38 | 30 |
| 2009 | 43 | 51 |
| 2010 | 51 | 25 |
| 2011 | 31 | 25 |
| 2012 | 37 | 34 |
| 2013 | 33 | 30 |
| 2014 | 46 | 15 |
| 2015 | 26 | 10 |
| 2016 | 16 | 4 |
| 2017 | 9 | 4 |
| 2018 | 7 | 6 |
| 2019 | 7 | 6 |
| 2020 | 8 | 4 |
| 2021 | 7 | 15 |
| 2022 | 7 | 8 |
| 2023 | 7 | 6 |
| 2024 | 4 | 7 |
| 2025 | 9 | 1 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Inter-ring cross-connect for survivable multi-wavelength optical communication networks178US 6,226,111 B1Telcordia Technologies, Inc. · 2001
- Method and apparatus for designing backup communication path, and computer product164US 7,852,752 B2Fujitsu Limited · 2010
- High-throughput, low-latency next generation internet networks using optical tag switching162US 6,111,673 ATelcordia Technologies, Inc. · 2000
- Optical layer survivability and security system using optical label switching and high-speed optical header generation and detection154US 6,271,946 B1Telcordia Technologies, Inc. · 2001
- WDM optical network with passive pass-through at each node146US 6,084,694 ANortel Networks Limited · 2000