H04W 28/12
Using signalling between network elements
Official title: using signalling between network elements
H04W28/12 (Using signalling between network elements) appears on 1,114 US grants and 1,354 published applications in this corpus.
Search patents in H04W- Granted patents
- 1,114
- Published applications
- 1,354
- Assignees
- 260
- Inventors
- 2,057
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 4 |
| 2002 | 4 | 8 |
| 2003 | 3 | 14 |
| 2004 | 6 | 30 |
| 2005 | 6 | 15 |
| 2006 | 9 | 31 |
| 2007 | 13 | 29 |
| 2008 | 12 | 30 |
| 2009 | 18 | 30 |
| 2010 | 26 | 50 |
| 2011 | 18 | 36 |
| 2012 | 33 | 51 |
| 2013 | 47 | 70 |
| 2014 | 68 | 67 |
| 2015 | 76 | 121 |
| 2016 | 94 | 98 |
| 2017 | 84 | 59 |
| 2018 | 69 | 63 |
| 2019 | 71 | 76 |
| 2020 | 70 | 91 |
| 2021 | 74 | 83 |
| 2022 | 62 | 87 |
| 2023 | 66 | 69 |
| 2024 | 78 | 68 |
| 2025 | 60 | 40 |
| 2026 | 35 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Verifiable service billing for intermediate networking devices555US 8,023,425 B2Headwater Partners I LLC · 2011
- Method for overload control in a multiple access system for communication networks392US 6,469,991 B1Lucent Technologies Inc. · 2002
- Bandwidth reservation and collision resolution method for multiple access communication networks where remote hosts send reservation requests to a base station for randomly chosen minislots382US 6,115,390 ALucent Technologies Inc. · 2000
- Spatial multiplexing in a cellular network298US 6,067,290 AGigabit Wireless, Inc. · 2000
- Verifiable service policy implementation for intermediate networking devices223US 8,516,552 B2Headwater Partners I LLC · 2013