G04R
Radio-controlled time-pieces
G04R (Radio-controlled time-pieces) appears on 1,245 US grants and 1,356 published applications in this corpus.
Search patents in G04R- Granted patents
- 1,245
- Published applications
- 1,356
- Assignees
- 396
- Inventors
- 1,981
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 9 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 14 | 0 |
| 1997 | 15 | 0 |
| 1998 | 27 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 21 | 7 |
| 2002 | 16 | 28 |
| 2003 | 19 | 26 |
| 2004 | 12 | 35 |
| 2005 | 20 | 57 |
| 2006 | 28 | 51 |
| 2007 | 23 | 34 |
| 2008 | 37 | 57 |
| 2009 | 31 | 55 |
| 2010 | 33 | 41 |
| 2011 | 37 | 51 |
| 2012 | 43 | 65 |
| 2013 | 58 | 51 |
| 2014 | 41 | 53 |
| 2015 | 59 | 73 |
| 2016 | 66 | 98 |
| 2017 | 69 | 83 |
| 2018 | 59 | 83 |
| 2019 | 69 | 82 |
| 2020 | 67 | 72 |
| 2021 | 51 | 56 |
| 2022 | 55 | 45 |
| 2023 | 54 | 46 |
| 2024 | 46 | 53 |
| 2025 | 40 | 32 |
| 2026 | 32 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Isolation of watch housing and antenna using a molded cover6 Oct 2026US 12,754,518 B2Garmin International, Inc.
- Electronic timepiece and information acquisition method15 Sep 2026US 12,736,925 B2Casio Computer Co., Ltd.
- Auxiliary precision timekeeper for GPS receiver15 Sep 2026US 12,736,926 B2BAE Systems Information and Electronic Systems Integration Inc.
- Electronic apparatus18 Aug 2026US 12,712,253 B2Samsung Display Co., Ltd.
- Rotating shaft assembly and electronic device18 Aug 2026US 12,713,547 B2Huawei Technologies Co., Ltd.
- Space vehicle time considering special relativity24 Sep 2026US 2026/0288084 A1Raytheon Company
- Electronic timepiece, storage medium storing program, and time correction method17 Sep 2026US 2026/0277165 A1Casio Computer Co., Ltd.
- Satellite signal propagation delay test device20 Aug 2026US 2026/0244163 A1Viavi Solution Inc.
- Data Logging In Aerial Platform13 Aug 2026US 2026/0237255 A1Skydio, Inc.
- Reception device and method for controlling reception device13 Aug 2026US 2026/0239243 A1Sony Group Corporation
Most cited
By later US patents
- GPS based time determining system and method686US 5,724,316 ADelco Electronics Corporation · 1998
- Television schedule information transmission and utilization system and process505US 5,619,274 AStarsight Telecast, Inc. · 1997
- Method and apparatus for satellite positioning system based time measurement436US 5,812,087 ASnapTrack, Inc. · 1998
- Television schedule information transmission and utilization system and process379US 5,790,198 AStarsight Telecast, Inc. · 1998
- Watch pager system and communication protocol319US 4,713,808 AA T & E Corporation · 1987