G04B 18/00
Mechanisms for setting frequency
Official title: Mechanisms for setting frequency {(for stabilising frequency G04B17/00)}
G04B18/00 (Mechanisms for setting frequency) appears on 121 US grants and 158 published applications in this corpus.
Search patents in G04B- Granted patents
- 121
- Published applications
- 158
- Assignees
- 39
- Inventors
- 166
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 3 |
| 2012 | 3 | 4 |
| 2013 | 1 | 4 |
| 2014 | 5 | 10 |
| 2015 | 15 | 13 |
| 2016 | 8 | 7 |
| 2017 | 10 | 12 |
| 2018 | 5 | 5 |
| 2019 | 6 | 11 |
| 2020 | 3 | 8 |
| 2021 | 4 | 8 |
| 2022 | 9 | 7 |
| 2023 | 12 | 18 |
| 2024 | 3 | 13 |
| 2025 | 8 | 19 |
| 2026 | 12 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G04B 18/02Regulator or adjustment devices65
- G04B 18/04Adjusting the beat of the pendulum, balance, or the like34
- G04B 18/006Mechanisms for setting frequency: by adjusting the devices fixed on the balance30
- G04B 18/08Component parts or constructional details7
- G04B 18/003Mechanisms for setting frequency: by displacement of devices carried by the pendulum3
Recent patents
- Device for autonomously adjusting the active length of a balance spring6 Oct 2026US 12,754,514 B2The Swatch Group Research and Development Ltd
- Watch movement with device for setting the frequency of a mechanical resonator6 Oct 2026US 12,754,515 B2ETA SA Manufacture Horlogere Suisse
- Device for autonomous adjustment of the active length of a spiral25 Aug 2026US 12,717,279 B2The Swatch Group Research and Development Ltd
- Spiral spring for a horological resonator mechanism provided with means for adjusting the stiffness18 Aug 2026US 12,710,725 B2Omega SA
- Device for autonomous adjustment of the active length of a balance spring11 Aug 2026US 12,704,812 B2The Swatch Group Research and Development Ltd
- Regulating system for a timepiece movement30 Jul 2026US 2026/0219636 A1Csem SA
- Regulating system for a timepiece movement23 Jul 2026US 2026/0211372 A1Rolex SA
- Watch with mechanical movement comprising a rotary-cage regulator25 Jun 2026US 2026/0177978 A1Glashütter Uhrenbetrieb GmbH
- Vibratory-actuated drive device, in particular for horology18 Jun 2026US 2026/0169434 A1The Swatch Group Research and Development Ltd
- Thermally-actuated micromechanical device, in particular for horology12 Mar 2026US 2026/0072403 A1ETA SA Manufacture Horlogere Suisse
Most cited
By later US patents
- Method and system for authenticating a device26US 9,772,607 B2Sicpa Holding SA · 2017
- Balance wheel provided with an adjustment device23US 6,666,575 B2Chopard Manufacture SA · 2003
- Compensator for a mechanical pendulum clock12US 5,268,881 A1993
- Balance for timepiece movement12US 7,661,875 B2Nivarox-FAR S. A. · 2010
- Control systems for cyclic processes11US 3,957,477 AEmhart (U.K.) Limited · 1976