G04B 43/00
Protecting clockworks by shields or other means against external influences
Official title: Protecting clockworks by shields or other means against external influences, e.g. magnetic fields {(demagnetising apparatus G04D9/00)}
G04B43/00 (Protecting clockworks by shields or other means against external influences) appears on 112 US grants and 139 published applications in this corpus.
Search patents in G04B- Granted patents
- 112
- Published applications
- 139
- Assignees
- 37
- Inventors
- 204
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 2 | 8 |
| 2013 | 7 | 5 |
| 2014 | 6 | 3 |
| 2015 | 2 | 3 |
| 2016 | 10 | 9 |
| 2017 | 5 | 3 |
| 2018 | 3 | 13 |
| 2019 | 5 | 13 |
| 2020 | 5 | 4 |
| 2021 | 5 | 10 |
| 2022 | 7 | 13 |
| 2023 | 7 | 12 |
| 2024 | 14 | 11 |
| 2025 | 9 | 10 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Contrast adjustment system for a display device6 Oct 2026US 12,754,517 B2Omega SA
- Dewar device for watch11 Aug 2026US 12,704,815 B2Omega SA
- Isothermal device for watch28 Jul 2026US 12,693,631 B2Omega SA
- Device for maintaining or limiting the shake of a timepiece component21 Apr 2026US 12,607,966 B2ETA SA Manufacture Horlogere Suisse
- Exterior member, case and timepiece31 Mar 2026US 12,591,205 B2Casio Computer Co., Ltd.
- Device with adjustable lateral stop for a horology movement8 Oct 2026US 2026/0310133 A1The Swatch Group Research and Development Ltd
- Shock-resistant balance plate for a direct impulse escapement mechanism11 Jun 2026US 2026/0161135 A1Montres Breguet S. A.
- Shock absorbing support11 Jun 2026US 2026/0161136 A1Montres Breguet S. A.
- Timepiece staff7 May 2026US 2026/0126758 A1Rolex SA
- Timepiece comprising an oscillating mass and a shock-absorbing organ2 Apr 2026US 2026/0093210 A1ETA SA Manufacture Horlogere Suisse
Most cited
By later US patents
- Wristwatch case33US 6,762,976 B1Citizen Watch Co., Ltd. · 2004
- Wrist watch protector32US 4,155,219 A1979
- Wrist watch having the function of magnetic health care16US 5,226,020 AShanghai Chunlei Watch Company · 1993
- Electronic watch having antimagnetic characteristic12US 4,033,111 AKabushiki Kaisha Daini Seikosha · 1977
- Metal-coated plastic housing for electronic components and the method of making same12US 4,282,597 ATexas Instruments Incorporated · 1981