G04R 20/26
The radio signal being a near-field communication signal
Official title: the radio signal being a near-field communication signal
G04R20/26 (The radio signal being a near-field communication signal) appears on 126 US grants and 156 published applications in this corpus.
Search patents in G04R- Granted patents
- 126
- Published applications
- 156
- Assignees
- 60
- Inventors
- 252
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 12 |
| 2009 | 1 | 6 |
| 2010 | 2 | 2 |
| 2011 | 5 | 1 |
| 2012 | 2 | 3 |
| 2013 | 4 | 4 |
| 2014 | 3 | 2 |
| 2015 | 4 | 6 |
| 2016 | 10 | 21 |
| 2017 | 8 | 13 |
| 2018 | 15 | 24 |
| 2019 | 12 | 13 |
| 2020 | 9 | 10 |
| 2021 | 8 | 15 |
| 2022 | 10 | 5 |
| 2023 | 7 | 2 |
| 2024 | 7 | 0 |
| 2025 | 6 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electronic timepiece, wireless device, wireless communication system, time correction method, and non-transitory recording medium16 Jun 2026US 12,656,743 B2Casio Computer Co., Ltd.
- Information processing apparatus, recording medium, and component management method10 Feb 2026US 12,547,124 B2Casio Computer Co., Ltd.
- Alarm clock30 Sep 2025US 12,429,210 B2Shenzhen Bohui Technology Co., Ltd.
- Watch case comprising a near-field communication device8 Jul 2025US 12,353,174 B2The Swatch Group Research and Development Ltd
- System for setting a watch17 Jun 2025US 12,332,608 B2ETA SA Manufacture Horlogere Suisse
- Reception device and method for controlling reception device13 Aug 2026US 2026/0239243 A1Sony Group Corporation
- Information processing apparatus, recording medium, and component management method21 May 2026US 2026/0140483 A1Casio Computer Co., Ltd.
- Alarm clock6 Mar 2025US 2025/0076824 A1Shenzhen Bohui Technology Co., Ltd.
- Antenna reception device and electronic timepiece6 Mar 2025US 2025/0079696 A1Casio Computer Co., Ltd.
- Electronic device, time setting method, time setting system and program16 Jan 2025US 2025/0021057 A1Sony Corporation
Most cited
By later US patents
- Time correction system, time correction instruction device, pointer type timepiece, and time correction method49US 7,167,417 B2Seiko Epson Corporation · 2007
- Taxonomy engine and dataset for operating an appliance49US 7,908,019 B2Whirlpool Corporation · 2011
- Software architecture system with embedded virtual router38US 8,028,302 B2Whirlpool Corporation · 2011
- Method and apparatus for remote service of an appliance37US 8,040,234 B2Whirlpool Corporation · 2011
- Automatically corrected electronic timepiece36US 4,023,344 AKabushiki Kaisha Suwa Seikosha · 1977