F41H 5/223
Manhole covers specially adapted for armoured or fighting vehicles
Official title: {Manhole covers specially adapted for armoured or fighting vehicles}
F41H5/223 (Manhole covers specially adapted for armoured or fighting vehicles) appears on 33 US grants and 20 published applications in this corpus.
Search patents in F41H- Granted patents
- 33
- Published applications
- 20
- Assignees
- 27
- Inventors
- 87
- Latest grant
- 13 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 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 | 2 |
| 2005 | 2 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 4 | 2 |
| 2014 | 1 | 4 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cabin assembly13 Dec 2022US 11,524,728 B2Oshkosh Defense, LLC
- Turret with retractable protective roof27 Sep 2022US 11,454,476 B2Cmi Defence S.A.
- Motor-less cartridge ring gear engagement module for actuating rotation of a turret15 Sep 2020US 10,775,124 B2NPC Robotics Corporation
- Cabin assembly7 Apr 2020US 10,611,416 B1Oshkosh Defense, LLC
- Ammunition supply system17 Sep 2019US 10,415,908 B1Hanwha Defense Co., Ltd.
- Turret with retractable protective roof27 Jan 2022US 2022/0026178 A1Cmi Defence S.A.
- Cabin assembly6 Aug 2020US 2020/0247486 A1Oshkosh Defense, LLC
- Motor-less cartridge ring gear engagement module for actuating rotation of a turret23 Jan 2020US 2020/0025502 A1NPC Robotics Corporation
- Ammunition supply system10 Oct 2019US 2019/0310038 A1Hanwha Land Systems Co., Ltd.
- Access hatch for an unmanned turret of an armored vehicle10 Aug 2017US 2017/0227335 A1Cockerill Maintenance & Ingenierie S.A.
Most cited
By later US patents
- Manhole cover hinge assembly69US 8,206,058 B2East Jordan Iron Works, Inc. · 2012
- Cabin assembly42US 10,611,416 B1Oshkosh Defense, LLC · 2020
- Apparatus for positioning an occupant of a vehicle42US 7,100,991 B2Schroth Safety Products GmbH · 2006
- Rapid response patrol and antiterrorist vehicle27US 4,667,565 ATetradyne Corporation · 1987
- Machine gun apparatus19US 5,353,680 AIsrael Aircraft Industries Ltd. · 1994