H04B 2203/5441
Wireless systems or telephone
H04B2203/5441 (Wireless systems or telephone) appears on 486 US grants and 445 published applications in this corpus.
Search patents in H04B- Granted patents
- 486
- Published applications
- 445
- Assignees
- 250
- Inventors
- 752
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 4 |
| 2002 | 7 | 27 |
| 2003 | 5 | 28 |
| 2004 | 14 | 22 |
| 2005 | 16 | 27 |
| 2006 | 28 | 32 |
| 2007 | 21 | 41 |
| 2008 | 22 | 23 |
| 2009 | 12 | 12 |
| 2010 | 25 | 14 |
| 2011 | 17 | 18 |
| 2012 | 21 | 19 |
| 2013 | 19 | 23 |
| 2014 | 16 | 17 |
| 2015 | 18 | 13 |
| 2016 | 9 | 21 |
| 2017 | 17 | 19 |
| 2018 | 20 | 24 |
| 2019 | 33 | 32 |
| 2020 | 41 | 21 |
| 2021 | 15 | 4 |
| 2022 | 7 | 2 |
| 2023 | 2 | 0 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adaptable communication system for a vessel17 Feb 2026US 12,556,608 B2Dimeq AS
- Electronic device performing high-speed power line communication and operating method thereof14 Jan 2025US 12,199,693 B2Samsung Electronics Co., Ltd.
- Method and apparatus for surveying remote sites via guided wave communications25 Jun 2024US 12,021,578 B2AT&T Intellectual Property I, L. P.
- Coupling device, surface wave coupling method and open wire surface wave wireless coverage system30 Jan 2024US 11,888,547 B2Xi'an Zhongxing New Software Co., Ltd.
- Method for reading meters for fluids28 Feb 2023US 11,592,316 B2Sagemcom Energy & Telecom SAS
- Adaptable communication system for a vessel9 Jan 2025US 2025/0016232 A1Dimeq AS
- Electronic device performing high-speed power line communication and operating method thereof18 Jan 2024US 2024/0022285 A1Samsung Electronics Co., Ltd.
- Wireless transmission system, control method, and storage medium7 Apr 2022US 2022/0109469 A1Canon Kabushiki Kaisha
- Method and apparatus for surveying remote sites via guided wave communications10 Mar 2022US 2022/0077891 A1AT&T Intellectual Property I, L. P.
- Coupling device, surface wave coupling method and open wire surface wave wireless coverage system26 Aug 2021US 2021/0266040 A1Zte Corporation
Most cited
By later US patents
- Patient care system886US 4,835,372 AClinCom Incorporated · 1989
- Patient identification and verification system and method636US 4,857,716 ACliniCom Incorporated · 1989
- Backhaul link for distributed antenna system604US 9,113,347 B2AT&T Intellectual Property I, L. P. · 2015
- Method and apparatus for identifying locating or monitoring equipment or other objects584US 5,910,776 AID Technologies, Inc. · 1999
- Power transfer apparatus for concurrently transmitting data and power over data wires575US 5,994,998 A3Com Corporation · 1999