F42C 11/02
Electric fuzes: with piezo-crystal
Official title: with piezo-crystal
F42C11/02 (Electric fuzes: with piezo-crystal) appears on 110 US grants and 68 published applications in this corpus.
Search patents in F42C- Granted patents
- 110
- Published applications
- 68
- Assignees
- 41
- Inventors
- 154
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 2 | 2 |
| 2010 | 6 | 6 |
| 2011 | 1 | 2 |
| 2012 | 7 | 12 |
| 2013 | 8 | 8 |
| 2014 | 8 | 5 |
| 2015 | 6 | 5 |
| 2016 | 4 | 4 |
| 2017 | 5 | 1 |
| 2018 | 5 | 5 |
| 2019 | 4 | 3 |
| 2020 | 3 | 1 |
| 2021 | 2 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Piezoelectric sensor arrangement and a method of discriminating signals3 Sep 2024US 12,078,465 B2Saab AB
- Smart ammunition with e-primer technology to enhance public safety by electronically preventing the discharging of a firearm23 May 2023US 11,656,048 B1
- Delay unit for a projectile7 Mar 2023US 11,598,619 B2Saab AB
- Percussion fuse1 Mar 2022US 11,262,173 B2Rheinmetall Waffe Munition GmbH
- Inertially operated piezoelectric energy harvesting electronic circuitry15 Feb 2022US 11,248,893 B2Omnitek Partners LLC
- Percussion fuse3 Feb 2022US 2022/0034638 A1Rheinmetall Waffe Munition GmbH
- Delay unit for a projectile18 Nov 2021US 2021/0356244 A1Saab AB
- Biocompatible Ammunition5 Aug 2021US 2021/0239440 A1Lazarus Solutions LLC
- Piezoelectric sensor arrangement and a method of discriminating signals7 Jan 2021US 2021/0003376 A1Saab AB
- Biocompatible ammunition9 Apr 2020US 2020/0109928 A1Lazarus Solutions LLC
Most cited
By later US patents
- Extended range digital delay detonator42US 5,435,248 AThe Ensign-Bickford Company · 1995
- Piezoelectric fuse system with safe and arm device for ammunition39US 5,269,223 AEms-Patvag · 1993
- Impulse signal delay unit38US 5,377,592 AThe Ensign-Bickford Company · 1995
- Mass-spring unit for generating power by applying a cyclic force to a piezoelectric member due to an acceleration of the mass-spring unit33US 7,312,557 B2Omnitek Partners LLC · 2007
- Electric detonator element32US 4,393,779 ADynamit Nobel Aktiengesellschaft · 1983