G04B 15/04
Cylinder escapements
G04B15/04 (Cylinder escapements) appears on 7 US grants and 6 published applications in this corpus.
Search patents in G04B- Granted patents
- 7
- Published applications
- 6
- Assignees
- 6
- Inventors
- 14
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Time difference correction mechanism and timepiece with time difference correction mechanism9 Jul 2024US 12,032,333 B2Citizen Watch Co., Ltd.
- Optimised magneto-mechanical timepiece escapement mechanism31 Jan 2023US 11,567,456 B2The Swatch Group Research and Development Ltd
- Natural escapement27 Mar 2018US 9,927,773 B2The Swatch Group Research and Development Ltd
- Contactless cylinder escapement13 Mar 2018US 9,915,922 B2Nivarox-FAR S. A.
- Contactless cylinder escapement mechanism for timepieces29 Aug 2017US 9,746,829 B2Nivarox-FAR S. A.
- Time difference correction mechanism and clock with time difference correction mechanism24 Mar 2022US 2022/0091561 A1Citizen Watch Co., Ltd.
- Optimised magneto-mechanical timepiece escapement mechanism19 Mar 2020US 2020/0089168 A1The Swatch Group Research and Development Ltd
- Contactless cylinder escapement15 Jun 2017US 2017/0168454 A1Nivarox-FAR S. A.
- Contactless cylinder escapement mechanism for timepieces5 Jan 2017US 2017/0003653 A1Nivarox-FAR S. A.
- Natural escapement15 Sep 2016US 2016/0266546 A1The Switch Group Research and Development Ltd.
Most cited
By later US patents
- Contactless cylinder escapement mechanism for timepieces16US 9,746,829 B2Nivarox-FAR S. A. · 2017
- Escapement device for timepiece2US 9,052,694 B2Detra SA · 2015
- Natural escapement2US 9,927,773 B2The Swatch Group Research and Development Ltd · 2018
- Contactless cylinder escapement1US 9,915,922 B2Nivarox-FAR S. A. · 2018