A47C 31/002
Anti-earthquake means
Official title: {Anti-earthquake means}
A47C31/002 (Anti-earthquake means) appears on 24 US grants and 13 published applications in this corpus.
Search patents in A47C- Granted patents
- 24
- Published applications
- 13
- Assignees
- 4
- Inventors
- 41
- Latest grant
- 28 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Earthquake protection bed apparatus and system thereof28 Feb 2023US 11,589,681 B2
- Bed hood15 Feb 2022US 11,248,878 B2
- Earthquake protective sleep structure18 Jul 2017US 9,706,852 B1
- Spent fuel storage rack13 Jun 2017US 9,679,668 B2Kabushiki Kaisha Toshiba
- Earthquake protection pod13 Sep 2016US 9,441,391 B2QPIP Limited
- Multi-functional support system for simulating buoyancy using weighted modules7 May 2026US 2026/0123766 A1
- Earthquake protection bed apparatus and system thereof18 Aug 2022US 2022/0257026 A1
- Iron Bed4 Feb 2021US 2021/0030162 A1
- Bed hood4 Jul 2019US 2019/0204048 A1
- Multi-function shelter system9 Aug 2018US 2018/0220803 A1
Most cited
By later US patents