F42B 3/14
Spark initiators
Official title: Spark initiators {(F42B3/195 takes precedence)}
F42B3/14 (Spark initiators) appears on 26 US grants and 23 published applications in this corpus.
Search patents in F42B- Granted patents
- 26
- Published applications
- 23
- Assignees
- 19
- Inventors
- 59
- Latest grant
- 14 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 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 | 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 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 2 |
| 2018 | 5 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Bullet hit squib and method for manufacturing14 Jun 2022US 11,359,894 B2Nefzer Special Effects GmbH
- Igniter assembly for gas generator and manufacturing method thereof26 May 2020US 10,663,268 B2Daicel Corporation
- Electrically operated propellants with elevated self-sustaining threshold pressures5 Mar 2019US 10,220,809 B2Raytheon Company
- Haptic feedback spark devices for simulator4 Sep 2018US 10,066,913 B2ARC Technology, LLC
- Remote initiator receiver4 Sep 2018US 10,066,920 B2Mas Zengrange (Nz) Limited
- Initiator, initiator device, and method for manufacturing initiator29 May 2025US 2025/0172373 A1Daicel Corporation
- Bullet hit squib and method for manufacturing24 Dec 2020US 2020/0400410 A1Nefzer Special Effects GmbH
- Non-metallic ignition devices22 Oct 2020US 2020/0333005 A1Purdue Research Foundation
- Igniter assembly for gas generator and manufacturing method thereof26 Sep 2019US 2019/0293394 A1Daicel Corporation
- Haptic Feedback Spark Devices for Simulator3 May 2018US 2018/0120068 A1ARC Technology, LLC
Most cited
By later US patents
- Integrated planar switch for a munition24US 6,851,370 B2KDI Precision Products, Inc. · 2005
- Non-pyrotechnic initiator19US 6,098,548 AAutoliv ASP, Inc. · 2000
- Exothermic reactions and methods18US 6,553,911 B1ERICO International Corporation · 2003
- Method of and apparatus for plasma blasting15US 8,628,146 B2Auburn University · 2014
- Electro-explosive igniters13US 4,070,970 AThe Secretary of State for Industry in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1978