H04W 84/16
Wpbx [wireless private branch exchange]
Official title: WPBX [Wireless Private Branch Exchange]
H04W84/16 (Wpbx [wireless private branch exchange]) appears on 484 US grants and 310 published applications in this corpus.
Search patents in H04W- Granted patents
- 484
- Published applications
- 310
- Assignees
- 194
- Inventors
- 767
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 18 | 0 |
| 1997 | 11 | 0 |
| 1998 | 27 | 0 |
| 1999 | 32 | 0 |
| 2000 | 23 | 0 |
| 2001 | 18 | 8 |
| 2002 | 18 | 25 |
| 2003 | 13 | 19 |
| 2004 | 12 | 19 |
| 2005 | 12 | 23 |
| 2006 | 22 | 38 |
| 2007 | 32 | 18 |
| 2008 | 10 | 20 |
| 2009 | 17 | 9 |
| 2010 | 16 | 13 |
| 2011 | 13 | 15 |
| 2012 | 24 | 13 |
| 2013 | 16 | 12 |
| 2014 | 11 | 12 |
| 2015 | 14 | 9 |
| 2016 | 8 | 2 |
| 2017 | 12 | 11 |
| 2018 | 11 | 6 |
| 2019 | 4 | 4 |
| 2020 | 4 | 10 |
| 2021 | 4 | 8 |
| 2022 | 12 | 7 |
| 2023 | 8 | 4 |
| 2024 | 4 | 4 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Calling line/name identification of enterprise subscribers in mobile calls23 Sep 2025US 12,425,814 B2Tango Networks, Inc.
- System, method, and apparatus for using alternative numbers for routing voice calls and short messages in a communications network4 Feb 2025US 12,219,460 B2Tango Networks, Inc.
- Systems and methods for facilitating wireless intercom in a local communications network12 Nov 2024US 12,144,007 B2H. M. Electronics, Inc.
- System and method for executing originating services in a terminating network for IMS and non-IMS applications27 Aug 2024US 12,075,327 B2Tango Networks, Inc.
- Enhanced machine type communications (mtc) for non-terrestrial networks (ntn)22 Jan 2026US 2026/0025775 A1Apple Inc.
- Automatic grouping of deployed access points4 Jul 2024US 2024/0224165 A1Juniper Networks, Inc.
- Communication system, control device, and method for controlling communication system29 Feb 2024US 2024/0073969 A1NEC Corporation
- Enhanced machine type communications (mtc) for non-terrestrial networks (ntn)15 Feb 2024US 2024/0057002 A1Apple Inc.
- Systems and methods for facilitating wireless intercom in a local communications network8 Feb 2024US 2024/0049259 A1H. M. Electronics, Inc.
Most cited
By later US patents
- System for digital radio communication between a wireless lan and a PBX510US 6,330,244 B12001
- Cellular cordless telephone416US 4,989,230 AMotorola, Inc. · 1991
- Wireless virtual campus escort system379US 7,149,533 B22006
- Spread spectrum wireless PBX335US 4,672,658 AAT&T Company and AT&T Bell Laboratories · 1987
- Wireless digital network315US 5,845,211 ABell South Corporation · 1998