G04B 1/22
Compensation of changes in the motive power of the mainspring
Official title: Compensation of changes in the motive power of the mainspring (by mechanical shaping of the mainspring G04B1/14 {; automatic regulation of the pendulum G04B18/003; of the regulator G04B19/28})
G04B1/22 (Compensation of changes in the motive power of the mainspring) appears on 31 US grants and 34 published applications in this corpus.
Search patents in G04B- Granted patents
- 31
- Published applications
- 34
- Assignees
- 21
- Inventors
- 59
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 3 |
| 2015 | 4 | 3 |
| 2016 | 0 | 3 |
| 2017 | 4 | 3 |
| 2018 | 1 | 4 |
| 2019 | 4 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 3 | 0 |
| 2024 | 2 | 1 |
By publication year.
Subgroups
Granted patents
Recent patents
- Horological setting machine and setting method1 Oct 2024US 12,105,477 B2Nivarox-FAR S. A.
- Mechanical movement watch with force control mechanism28 May 2024US 11,994,828 B2Montres Breguet S. A.
- Timepiece mechanism13 Jun 2023US 11,675,313 B2Patek Philippe SA Geneve
- Timepiece comprising a tourbillon2 May 2023US 11,640,141 B2Montres Breguet S. A.
- Drive member for a timepiece3 Jan 2023US 11,543,775 B2Patek Philippe SA Geneve
- Timepiece movement26 Dec 2024US 2024/0427288 A1Greubel Forsey S. A.
- Mechanical movement watch with force control mechanism7 Apr 2022US 2022/0107608 A1Montres Breguet S. A.
- Horological setting machine and setting method30 Sep 2021US 2021/0302913 A1Nivarox-FAR S. A.
- Timepiece mechanism1 Apr 2021US 2021/0096513 A1Patek Philippe SA Geneve
- Blocking device for a timepiece16 Apr 2020US 2020/0117143 A1Patek Philippe SA Geneve
Most cited
By later US patents
- Display device for a watch9US 7,508,738 B2Eterna SA · 2009
- Mechanical oscillator7US 7,963,693 B2Csem Centre Suisse D'Electronique Et De Microtechnique SA—Recherche Et DéVeloppement · 2011
- Watch whose movement includes a constant force device6US 7,473,027 B2Montres Breguet S. A. · 2009
- Mainspring device, timepiece, and method of controlling the mainspring device and the timepiece4US 6,422,739 B1Seiko Epson Corporation · 2002
- Mechanism for a timepiece and timepiece having such a mechanism3US 10,528,005 B2LVMH Swiss Manufactures SA · 2020